Home / 55,123,042.80-82,684,564.20-16,779,574.65

Finding the Fourth Proportional to 55,123,042.80, 82,684,564.20 and 16,779,574.65

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Solution

The fourth proportional to 55,123,042.80, 82,684,564.20 and 16,779,574.65 is: 25,169,361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,123,042.80 : 82,684,564.20 = 16,779,574.65 : x
  2. Step 2: Convert to fraction form
    55,123,042.80/82,684,564.20 = 16,779,574.65/x
  3. Step 3: Cross multiply
    55,123,042.80x = 82,684,564.20 × 16,779,574.65
  4. Step 4: Simplify right side
    55,123,042.80x = 1,387,411,817,396,617.50
  5. Step 5: Solve for x
    x = 1,387,411,817,396,617.50/55,123,042.80
  6. Step 6: Final answer
    x = 25,169,361.98

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Double scale
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Similar ratio
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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.