Home / 9,068,019.60-13,602,029.40-7,887,039.60

Finding the Fourth Proportional to 9,068,019.60, 13,602,029.40 and 7,887,039.60

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Solution

The fourth proportional to 9,068,019.60, 13,602,029.40 and 7,887,039.60 is: 11,830,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068,019.60 : 13,602,029.40 = 7,887,039.60 : x
  2. Step 2: Convert to fraction form
    9,068,019.60/13,602,029.40 = 7,887,039.60/x
  3. Step 3: Cross multiply
    9,068,019.60x = 13,602,029.40 × 7,887,039.60
  4. Step 4: Simplify right side
    9,068,019.60x = 107,279,744,518,164.23
  5. Step 5: Solve for x
    x = 107,279,744,518,164.23/9,068,019.60
  6. Step 6: Final answer
    x = 11,830,559.40

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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.