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Finding the Fourth Proportional to 6,357,915.68, 8,773,656.56 and 3,604,788.32

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Solution

The fourth proportional to 6,357,915.68, 8,773,656.56 and 3,604,788.32 is: 4,974,456.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357,915.68 : 8,773,656.56 = 3,604,788.32 : x
  2. Step 2: Convert to fraction form
    6,357,915.68/8,773,656.56 = 3,604,788.32/x
  3. Step 3: Cross multiply
    6,357,915.68x = 8,773,656.56 × 3,604,788.32
  4. Step 4: Simplify right side
    6,357,915.68x = 31,627,174,691,179.38
  5. Step 5: Solve for x
    x = 31,627,174,691,179.38/6,357,915.68
  6. Step 6: Final answer
    x = 4,974,456.45

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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.