Home / 38,152,119.91-52,649,425.45-20,748,094.19

Finding the Fourth Proportional to 38,152,119.91, 52,649,425.45 and 20,748,094.19

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Solution

The fourth proportional to 38,152,119.91, 52,649,425.45 and 20,748,094.19 is: 28,632,098.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,152,119.91 : 52,649,425.45 = 20,748,094.19 : x
  2. Step 2: Convert to fraction form
    38,152,119.91/52,649,425.45 = 20,748,094.19/x
  3. Step 3: Cross multiply
    38,152,119.91x = 52,649,425.45 × 20,748,094.19
  4. Step 4: Simplify right side
    38,152,119.91x = 1,092,375,238,443,541.75
  5. Step 5: Solve for x
    x = 1,092,375,238,443,541.75/38,152,119.91
  6. Step 6: Final answer
    x = 28,632,098.06

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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.