Home / 20,832,253.84-28,748,740.24-11,539,966.24

Finding the Fourth Proportional to 20,832,253.84, 28,748,740.24 and 11,539,966.24

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Solution

The fourth proportional to 20,832,253.84, 28,748,740.24 and 11,539,966.24 is: 15,925,280.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,832,253.84 : 28,748,740.24 = 11,539,966.24 : x
  2. Step 2: Convert to fraction form
    20,832,253.84/28,748,740.24 = 11,539,966.24/x
  3. Step 3: Cross multiply
    20,832,253.84x = 28,748,740.24 × 11,539,966.24
  4. Step 4: Simplify right side
    20,832,253.84x = 331,759,491,812,129.50
  5. Step 5: Solve for x
    x = 331,759,491,812,129.50/20,832,253.84
  6. Step 6: Final answer
    x = 15,925,280.79

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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.