Home / 55,777,108.60-83,665,662.90-15,387,527.80

Finding the Fourth Proportional to 55,777,108.60, 83,665,662.90 and 15,387,527.80

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Solution

The fourth proportional to 55,777,108.60, 83,665,662.90 and 15,387,527.80 is: 23,081,291.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777,108.60 : 83,665,662.90 = 15,387,527.80 : x
  2. Step 2: Convert to fraction form
    55,777,108.60/83,665,662.90 = 15,387,527.80/x
  3. Step 3: Cross multiply
    55,777,108.60x = 83,665,662.90 × 15,387,527.80
  4. Step 4: Simplify right side
    55,777,108.60x = 1,287,407,713,779,178.75
  5. Step 5: Solve for x
    x = 1,287,407,713,779,178.75/55,777,108.60
  6. Step 6: Final answer
    x = 23,081,291.70

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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.