Home / 7,142,001.46-9,857,531.32-4,694,838.57

Finding the Fourth Proportional to 7,142,001.46, 9,857,531.32 and 4,694,838.57

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Solution

The fourth proportional to 7,142,001.46, 9,857,531.32 and 4,694,838.57 is: 6,479,908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142,001.46 : 9,857,531.32 = 4,694,838.57 : x
  2. Step 2: Convert to fraction form
    7,142,001.46/9,857,531.32 = 4,694,838.57/x
  3. Step 3: Cross multiply
    7,142,001.46x = 9,857,531.32 × 4,694,838.57
  4. Step 4: Simplify right side
    7,142,001.46x = 46,279,518,234,381.92
  5. Step 5: Solve for x
    x = 46,279,518,234,381.92/7,142,001.46
  6. Step 6: Final answer
    x = 6,479,908.82

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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.