Home / 57,470,379.74-79,273,658.52-40,955,796

Finding the Fourth Proportional to 57,470,379.74, 79,273,658.52 and 40,955,796

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Solution

The fourth proportional to 57,470,379.74, 79,273,658.52 and 40,955,796 is: 56,493,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,470,379.74 : 79,273,658.52 = 40,955,796 : x
  2. Step 2: Convert to fraction form
    57,470,379.74/79,273,658.52 = 40,955,796/x
  3. Step 3: Cross multiply
    57,470,379.74x = 79,273,658.52 × 40,955,796
  4. Step 4: Simplify right side
    57,470,379.74x = 3,246,715,786,518,781.50
  5. Step 5: Solve for x
    x = 3,246,715,786,518,781.50/57,470,379.74
  6. Step 6: Final answer
    x = 56,493,724.27

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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.