Home / 54,217,915.68-74,820,813.84-29,773,178.40

Finding the Fourth Proportional to 54,217,915.68, 74,820,813.84 and 29,773,178.40

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Solution

The fourth proportional to 54,217,915.68, 74,820,813.84 and 29,773,178.40 is: 41,087,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,217,915.68 : 74,820,813.84 = 29,773,178.40 : x
  2. Step 2: Convert to fraction form
    54,217,915.68/74,820,813.84 = 29,773,178.40/x
  3. Step 3: Cross multiply
    54,217,915.68x = 74,820,813.84 × 29,773,178.40
  4. Step 4: Simplify right side
    54,217,915.68x = 2,227,653,438,491,509
  5. Step 5: Solve for x
    x = 2,227,653,438,491,509/54,217,915.68
  6. Step 6: Final answer
    x = 41,087,035.73

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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.