Home / 10,301,081.50-15,447,889.77-4,618,380.70

Finding the Fourth Proportional to 10,301,081.50, 15,447,889.77 and 4,618,380.70

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Solution

The fourth proportional to 10,301,081.50, 15,447,889.77 and 4,618,380.70 is: 6,925,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301,081.50 : 15,447,889.77 = 4,618,380.70 : x
  2. Step 2: Convert to fraction form
    10,301,081.50/15,447,889.77 = 4,618,380.70/x
  3. Step 3: Cross multiply
    10,301,081.50x = 15,447,889.77 × 4,618,380.70
  4. Step 4: Simplify right side
    10,301,081.50x = 71,344,235,969,495.44
  5. Step 5: Solve for x
    x = 71,344,235,969,495.44/10,301,081.50
  6. Step 6: Final answer
    x = 6,925,897.63

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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.