Home / 20,227,658-30,341,516.20-8,260,394

Finding the Fourth Proportional to 20,227,658, 30,341,516.20 and 8,260,394

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Solution

The fourth proportional to 20,227,658, 30,341,516.20 and 8,260,394 is: 12,390,602.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,658 : 30,341,516.20 = 8,260,394 : x
  2. Step 2: Convert to fraction form
    20,227,658/30,341,516.20 = 8,260,394/x
  3. Step 3: Cross multiply
    20,227,658x = 30,341,516.20 × 8,260,394
  4. Step 4: Simplify right side
    20,227,658x = 250,632,878,369,382.78
  5. Step 5: Solve for x
    x = 250,632,878,369,382.78/20,227,658
  6. Step 6: Final answer
    x = 12,390,602.92

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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.