Home / 14,046,015.60-21,069,023.40-13,206,207.60

Finding the Fourth Proportional to 14,046,015.60, 21,069,023.40 and 13,206,207.60

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Solution

The fourth proportional to 14,046,015.60, 21,069,023.40 and 13,206,207.60 is: 19,809,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046,015.60 : 21,069,023.40 = 13,206,207.60 : x
  2. Step 2: Convert to fraction form
    14,046,015.60/21,069,023.40 = 13,206,207.60/x
  3. Step 3: Cross multiply
    14,046,015.60x = 21,069,023.40 × 13,206,207.60
  4. Step 4: Simplify right side
    14,046,015.60x = 278,241,896,949,657.81
  5. Step 5: Solve for x
    x = 278,241,896,949,657.81/14,046,015.60
  6. Step 6: Final answer
    x = 19,809,311.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.