Home / 9,659,853.90-14,489,780.85-5,180,877.90

Finding the Fourth Proportional to 9,659,853.90, 14,489,780.85 and 5,180,877.90

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Solution

The fourth proportional to 9,659,853.90, 14,489,780.85 and 5,180,877.90 is: 7,771,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,853.90 : 14,489,780.85 = 5,180,877.90 : x
  2. Step 2: Convert to fraction form
    9,659,853.90/14,489,780.85 = 5,180,877.90/x
  3. Step 3: Cross multiply
    9,659,853.90x = 14,489,780.85 × 5,180,877.90
  4. Step 4: Simplify right side
    9,659,853.90x = 75,069,785,381,608.22
  5. Step 5: Solve for x
    x = 75,069,785,381,608.22/9,659,853.90
  6. Step 6: Final answer
    x = 7,771,316.85

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1.5x scale

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.