Home / 14,112,078.30-21,168,117.45-9,073,230.30

Finding the Fourth Proportional to 14,112,078.30, 21,168,117.45 and 9,073,230.30

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Solution

The fourth proportional to 14,112,078.30, 21,168,117.45 and 9,073,230.30 is: 13,609,845.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112,078.30 : 21,168,117.45 = 9,073,230.30 : x
  2. Step 2: Convert to fraction form
    14,112,078.30/21,168,117.45 = 9,073,230.30/x
  3. Step 3: Cross multiply
    14,112,078.30x = 21,168,117.45 × 9,073,230.30
  4. Step 4: Simplify right side
    14,112,078.30x = 192,063,204,641,298.75
  5. Step 5: Solve for x
    x = 192,063,204,641,298.75/14,112,078.30
  6. Step 6: Final answer
    x = 13,609,845.45

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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.