Home / 6,447,126.48-8,897,055-3,546,737.88

Finding the Fourth Proportional to 6,447,126.48, 8,897,055 and 3,546,737.88

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Solution

The fourth proportional to 6,447,126.48, 8,897,055 and 3,546,737.88 is: 4,894,509.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,126.48 : 8,897,055 = 3,546,737.88 : x
  2. Step 2: Convert to fraction form
    6,447,126.48/8,897,055 = 3,546,737.88/x
  3. Step 3: Cross multiply
    6,447,126.48x = 8,897,055 × 3,546,737.88
  4. Step 4: Simplify right side
    6,447,126.48x = 31,555,521,988,943.40
  5. Step 5: Solve for x
    x = 31,555,521,988,943.40/6,447,126.48
  6. Step 6: Final answer
    x = 4,894,509.53

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1.5x scale

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.