Home / 45,435,002.90-68,152,893.15-15,142,865.90

Finding the Fourth Proportional to 45,435,002.90, 68,152,893.15 and 15,142,865.90

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Solution

The fourth proportional to 45,435,002.90, 68,152,893.15 and 15,142,865.90 is: 22,714,428.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,435,002.90 : 68,152,893.15 = 15,142,865.90 : x
  2. Step 2: Convert to fraction form
    45,435,002.90/68,152,893.15 = 15,142,865.90/x
  3. Step 3: Cross multiply
    45,435,002.90x = 68,152,893.15 × 15,142,865.90
  4. Step 4: Simplify right side
    45,435,002.90x = 1,032,030,121,667,478.75
  5. Step 5: Solve for x
    x = 1,032,030,121,667,478.75/45,435,002.90
  6. Step 6: Final answer
    x = 22,714,428.43

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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.