Home / 10,386,722.32-15,580,062.59-9,754,657.56

Finding the Fourth Proportional to 10,386,722.32, 15,580,062.59 and 9,754,657.56

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Solution

The fourth proportional to 10,386,722.32, 15,580,062.59 and 9,754,657.56 is: 14,631,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386,722.32 : 15,580,062.59 = 9,754,657.56 : x
  2. Step 2: Convert to fraction form
    10,386,722.32/15,580,062.59 = 9,754,657.56/x
  3. Step 3: Cross multiply
    10,386,722.32x = 15,580,062.59 × 9,754,657.56
  4. Step 4: Simplify right side
    10,386,722.32x = 151,978,175,280,043.41
  5. Step 5: Solve for x
    x = 151,978,175,280,043.41/10,386,722.32
  6. Step 6: Final answer
    x = 14,631,966.72

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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.