Home / 26,496,437.60-39,744,656.40-18,434,280.80

Finding the Fourth Proportional to 26,496,437.60, 39,744,656.40 and 18,434,280.80

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Solution

The fourth proportional to 26,496,437.60, 39,744,656.40 and 18,434,280.80 is: 27,651,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,496,437.60 : 39,744,656.40 = 18,434,280.80 : x
  2. Step 2: Convert to fraction form
    26,496,437.60/39,744,656.40 = 18,434,280.80/x
  3. Step 3: Cross multiply
    26,496,437.60x = 39,744,656.40 × 18,434,280.80
  4. Step 4: Simplify right side
    26,496,437.60x = 732,664,156,377,117.12
  5. Step 5: Solve for x
    x = 732,664,156,377,117.12/26,496,437.60
  6. Step 6: Final answer
    x = 27,651,421.20

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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.