Home / 42,006,189.85-63,008,656.62-25,616,289.40

Finding the Fourth Proportional to 42,006,189.85, 63,008,656.62 and 25,616,289.40

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Solution

The fourth proportional to 42,006,189.85, 63,008,656.62 and 25,616,289.40 is: 38,424,051.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,006,189.85 : 63,008,656.62 = 25,616,289.40 : x
  2. Step 2: Convert to fraction form
    42,006,189.85/63,008,656.62 = 25,616,289.40/x
  3. Step 3: Cross multiply
    42,006,189.85x = 63,008,656.62 × 25,616,289.40
  4. Step 4: Simplify right side
    42,006,189.85x = 1,614,047,982,683,145.75
  5. Step 5: Solve for x
    x = 1,614,047,982,683,145.75/42,006,189.85
  6. Step 6: Final answer
    x = 38,424,051.04

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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.