Home / 87,149,872.60-130,724,808.90-26,565,501.40

Finding the Fourth Proportional to 87,149,872.60, 130,724,808.90 and 26,565,501.40

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Solution

The fourth proportional to 87,149,872.60, 130,724,808.90 and 26,565,501.40 is: 39,848,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,149,872.60 : 130,724,808.90 = 26,565,501.40 : x
  2. Step 2: Convert to fraction form
    87,149,872.60/130,724,808.90 = 26,565,501.40/x
  3. Step 3: Cross multiply
    87,149,872.60x = 130,724,808.90 × 26,565,501.40
  4. Step 4: Simplify right side
    87,149,872.60x = 3,472,770,093,847,682.50
  5. Step 5: Solve for x
    x = 3,472,770,093,847,682.50/87,149,872.60
  6. Step 6: Final answer
    x = 39,848,252.10

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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.