Home / 52,515,116.12-72,384,123.60-35,105,108.96

Finding the Fourth Proportional to 52,515,116.12, 72,384,123.60 and 35,105,108.96

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Solution

The fourth proportional to 52,515,116.12, 72,384,123.60 and 35,105,108.96 is: 48,387,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,515,116.12 : 72,384,123.60 = 35,105,108.96 : x
  2. Step 2: Convert to fraction form
    52,515,116.12/72,384,123.60 = 35,105,108.96/x
  3. Step 3: Cross multiply
    52,515,116.12x = 72,384,123.60 × 35,105,108.96
  4. Step 4: Simplify right side
    52,515,116.12x = 2,541,052,545,590,186.50
  5. Step 5: Solve for x
    x = 2,541,052,545,590,186.50/52,515,116.12
  6. Step 6: Final answer
    x = 48,387,068.97

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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.