Home / 71,384,325.06-98,502,373.17-40,437,866.82

Finding the Fourth Proportional to 71,384,325.06, 98,502,373.17 and 40,437,866.82

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Solution

The fourth proportional to 71,384,325.06, 98,502,373.17 and 40,437,866.82 is: 55,799,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,384,325.06 : 98,502,373.17 = 40,437,866.82 : x
  2. Step 2: Convert to fraction form
    71,384,325.06/98,502,373.17 = 40,437,866.82/x
  3. Step 3: Cross multiply
    71,384,325.06x = 98,502,373.17 × 40,437,866.82
  4. Step 4: Simplify right side
    71,384,325.06x = 3,983,225,847,702,401.50
  5. Step 5: Solve for x
    x = 3,983,225,847,702,401.50/71,384,325.06
  6. Step 6: Final answer
    x = 55,799,726.96

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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.