Home / 6,143,635.17-8,478,220.14-3,427,381.17

Finding the Fourth Proportional to 6,143,635.17, 8,478,220.14 and 3,427,381.17

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Solution

The fourth proportional to 6,143,635.17, 8,478,220.14 and 3,427,381.17 is: 4,729,788.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,635.17 : 8,478,220.14 = 3,427,381.17 : x
  2. Step 2: Convert to fraction form
    6,143,635.17/8,478,220.14 = 3,427,381.17/x
  3. Step 3: Cross multiply
    6,143,635.17x = 8,478,220.14 × 3,427,381.17
  4. Step 4: Simplify right side
    6,143,635.17x = 29,058,092,062,950.77
  5. Step 5: Solve for x
    x = 29,058,092,062,950.77/6,143,635.17
  6. Step 6: Final answer
    x = 4,729,788.03

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Double scale
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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.