Home / 10,505,404.20-15,748,775.10-6,241,045.80

Finding the Fourth Proportional to 10,505,404.20, 15,748,775.10 and 6,241,045.80

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Solution

The fourth proportional to 10,505,404.20, 15,748,775.10 and 6,241,045.80 is: 9,356,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505,404.20 : 15,748,775.10 = 6,241,045.80 : x
  2. Step 2: Convert to fraction form
    10,505,404.20/15,748,775.10 = 6,241,045.80/x
  3. Step 3: Cross multiply
    10,505,404.20x = 15,748,775.10 × 6,241,045.80
  4. Step 4: Simplify right side
    10,505,404.20x = 98,288,826,692,999.58
  5. Step 5: Solve for x
    x = 98,288,826,692,999.58/10,505,404.20
  6. Step 6: Final answer
    x = 9,356,025.22

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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.