Home / 8,539,640.75-12,808,034.10-3,746,042.93

Finding the Fourth Proportional to 8,539,640.75, 12,808,034.10 and 3,746,042.93

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Solution

The fourth proportional to 8,539,640.75, 12,808,034.10 and 3,746,042.93 is: 5,618,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539,640.75 : 12,808,034.10 = 3,746,042.93 : x
  2. Step 2: Convert to fraction form
    8,539,640.75/12,808,034.10 = 3,746,042.93/x
  3. Step 3: Cross multiply
    8,539,640.75x = 12,808,034.10 × 3,746,042.93
  4. Step 4: Simplify right side
    8,539,640.75x = 47,979,445,523,463.74
  5. Step 5: Solve for x
    x = 47,979,445,523,463.74/8,539,640.75
  6. Step 6: Final answer
    x = 5,618,438.40

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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.