Home / 36,013,116.32-54,019,812.92-8,719,363.60

Finding the Fourth Proportional to 36,013,116.32, 54,019,812.92 and 8,719,363.60

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Solution

The fourth proportional to 36,013,116.32, 54,019,812.92 and 8,719,363.60 is: 13,079,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,013,116.32 : 54,019,812.92 = 8,719,363.60 : x
  2. Step 2: Convert to fraction form
    36,013,116.32/54,019,812.92 = 8,719,363.60/x
  3. Step 3: Cross multiply
    36,013,116.32x = 54,019,812.92 × 8,719,363.60
  4. Step 4: Simplify right side
    36,013,116.32x = 471,018,390,453,457.69
  5. Step 5: Solve for x
    x = 471,018,390,453,457.69/36,013,116.32
  6. Step 6: Final answer
    x = 13,079,078.92

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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.