Home / 37,478,612.67-51,719,514.01-20,733,970.83

Finding the Fourth Proportional to 37,478,612.67, 51,719,514.01 and 20,733,970.83

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Solution

The fourth proportional to 37,478,612.67, 51,719,514.01 and 20,733,970.83 is: 28,612,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,478,612.67 : 51,719,514.01 = 20,733,970.83 : x
  2. Step 2: Convert to fraction form
    37,478,612.67/51,719,514.01 = 20,733,970.83/x
  3. Step 3: Cross multiply
    37,478,612.67x = 51,719,514.01 × 20,733,970.83
  4. Step 4: Simplify right side
    37,478,612.67x = 1,072,350,894,825,116.25
  5. Step 5: Solve for x
    x = 1,072,350,894,825,116.25/37,478,612.67
  6. Step 6: Final answer
    x = 28,612,342.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.