Home / 56,479,314.60-84,730,781.70-18,144,703.80

Finding the Fourth Proportional to 56,479,314.60, 84,730,781.70 and 18,144,703.80

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Solution

The fourth proportional to 56,479,314.60, 84,730,781.70 and 18,144,703.80 is: 27,220,849.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,479,314.60 : 84,730,781.70 = 18,144,703.80 : x
  2. Step 2: Convert to fraction form
    56,479,314.60/84,730,781.70 = 18,144,703.80/x
  3. Step 3: Cross multiply
    56,479,314.60x = 84,730,781.70 × 18,144,703.80
  4. Step 4: Simplify right side
    56,479,314.60x = 1,537,414,936,688,960.50
  5. Step 5: Solve for x
    x = 1,537,414,936,688,960.50/56,479,314.60
  6. Step 6: Final answer
    x = 27,220,849.75

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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.