Home / 15,620,621.31-23,446,045.15-7,539,285.74

Finding the Fourth Proportional to 15,620,621.31, 23,446,045.15 and 7,539,285.74

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Solution

The fourth proportional to 15,620,621.31, 23,446,045.15 and 7,539,285.74 is: 11,316,222.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620,621.31 : 23,446,045.15 = 7,539,285.74 : x
  2. Step 2: Convert to fraction form
    15,620,621.31/23,446,045.15 = 7,539,285.74/x
  3. Step 3: Cross multiply
    15,620,621.31x = 23,446,045.15 × 7,539,285.74
  4. Step 4: Simplify right side
    15,620,621.31x = 176,766,433,722,712.75
  5. Step 5: Solve for x
    x = 176,766,433,722,712.75/15,620,621.31
  6. Step 6: Final answer
    x = 11,316,222.97

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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.