Home / 56,479,125.60-84,730,498.20-18,144,514.80

Finding the Fourth Proportional to 56,479,125.60, 84,730,498.20 and 18,144,514.80

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Solution

The fourth proportional to 56,479,125.60, 84,730,498.20 and 18,144,514.80 is: 27,220,566.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,479,125.60 : 84,730,498.20 = 18,144,514.80 : x
  2. Step 2: Convert to fraction form
    56,479,125.60/84,730,498.20 = 18,144,514.80/x
  3. Step 3: Cross multiply
    56,479,125.60x = 84,730,498.20 × 18,144,514.80
  4. Step 4: Simplify right side
    56,479,125.60x = 1,537,393,778,601,273.50
  5. Step 5: Solve for x
    x = 1,537,393,778,601,273.50/56,479,125.60
  6. Step 6: Final answer
    x = 27,220,566.22

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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.