Home / 82,311,714.41-113,581,981.69-47,515,614.93

Finding the Fourth Proportional to 82,311,714.41, 113,581,981.69 and 47,515,614.93

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Solution

The fourth proportional to 82,311,714.41, 113,581,981.69 and 47,515,614.93 is: 65,566,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,311,714.41 : 113,581,981.69 = 47,515,614.93 : x
  2. Step 2: Convert to fraction form
    82,311,714.41/113,581,981.69 = 47,515,614.93/x
  3. Step 3: Cross multiply
    82,311,714.41x = 113,581,981.69 × 47,515,614.93
  4. Step 4: Simplify right side
    82,311,714.41x = 5,396,917,704,849,562
  5. Step 5: Solve for x
    x = 5,396,917,704,849,562/82,311,714.41
  6. Step 6: Final answer
    x = 65,566,824.16

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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.