Home / 9,966,345.10-14,949,517.65-8,531,454.40

Finding the Fourth Proportional to 9,966,345.10, 14,949,517.65 and 8,531,454.40

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Solution

The fourth proportional to 9,966,345.10, 14,949,517.65 and 8,531,454.40 is: 12,797,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,345.10 : 14,949,517.65 = 8,531,454.40 : x
  2. Step 2: Convert to fraction form
    9,966,345.10/14,949,517.65 = 8,531,454.40/x
  3. Step 3: Cross multiply
    9,966,345.10x = 14,949,517.65 × 8,531,454.40
  4. Step 4: Simplify right side
    9,966,345.10x = 127,541,128,132,970.17
  5. Step 5: Solve for x
    x = 127,541,128,132,970.17/9,966,345.10
  6. Step 6: Final answer
    x = 12,797,181.60

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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.