Home / 55,565,009.40-83,347,514.10-54,502,127.40

Finding the Fourth Proportional to 55,565,009.40, 83,347,514.10 and 54,502,127.40

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Solution

The fourth proportional to 55,565,009.40, 83,347,514.10 and 54,502,127.40 is: 81,753,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,565,009.40 : 83,347,514.10 = 54,502,127.40 : x
  2. Step 2: Convert to fraction form
    55,565,009.40/83,347,514.10 = 54,502,127.40/x
  3. Step 3: Cross multiply
    55,565,009.40x = 83,347,514.10 × 54,502,127.40
  4. Step 4: Simplify right side
    55,565,009.40x = 4,542,616,831,951,496
  5. Step 5: Solve for x
    x = 4,542,616,831,951,496/55,565,009.40
  6. Step 6: Final answer
    x = 81,753,191.10

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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.