Home / 38,152,125.34-52,649,432.93-20,748,099.62

Finding the Fourth Proportional to 38,152,125.34, 52,649,432.93 and 20,748,099.62

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Solution

The fourth proportional to 38,152,125.34, 52,649,432.93 and 20,748,099.62 is: 28,632,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,152,125.34 : 52,649,432.93 = 20,748,099.62 : x
  2. Step 2: Convert to fraction form
    38,152,125.34/52,649,432.93 = 20,748,099.62/x
  3. Step 3: Cross multiply
    38,152,125.34x = 52,649,432.93 × 20,748,099.62
  4. Step 4: Simplify right side
    38,152,125.34x = 1,092,375,679,368,148.50
  5. Step 5: Solve for x
    x = 1,092,375,679,368,148.50/38,152,125.34
  6. Step 6: Final answer
    x = 28,632,105.55

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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.