Home / 9,966,057.60-14,949,086.40-8,531,166.90

Finding the Fourth Proportional to 9,966,057.60, 14,949,086.40 and 8,531,166.90

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Solution

The fourth proportional to 9,966,057.60, 14,949,086.40 and 8,531,166.90 is: 12,796,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,057.60 : 14,949,086.40 = 8,531,166.90 : x
  2. Step 2: Convert to fraction form
    9,966,057.60/14,949,086.40 = 8,531,166.90/x
  3. Step 3: Cross multiply
    9,966,057.60x = 14,949,086.40 × 8,531,166.90
  4. Step 4: Simplify right side
    9,966,057.60x = 127,533,151,080,920.17
  5. Step 5: Solve for x
    x = 127,533,151,080,920.17/9,966,057.60
  6. Step 6: Final answer
    x = 12,796,750.35

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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.