Home / 16,509,242.79-22,784,856.66-9,982,918.53

Finding the Fourth Proportional to 16,509,242.79, 22,784,856.66 and 9,982,918.53

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Solution

The fourth proportional to 16,509,242.79, 22,784,856.66 and 9,982,918.53 is: 13,777,698.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509,242.79 : 22,784,856.66 = 9,982,918.53 : x
  2. Step 2: Convert to fraction form
    16,509,242.79/22,784,856.66 = 9,982,918.53/x
  3. Step 3: Cross multiply
    16,509,242.79x = 22,784,856.66 × 9,982,918.53
  4. Step 4: Simplify right side
    16,509,242.79x = 227,459,367,754,507.91
  5. Step 5: Solve for x
    x = 227,459,367,754,507.91/16,509,242.79
  6. Step 6: Final answer
    x = 13,777,698.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.