Home / 10,749,337.20-16,108,056.36-7,895,499.12

Finding the Fourth Proportional to 10,749,337.20, 16,108,056.36 and 7,895,499.12

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Solution

The fourth proportional to 10,749,337.20, 16,108,056.36 and 7,895,499.12 is: 11,831,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749,337.20 : 16,108,056.36 = 7,895,499.12 : x
  2. Step 2: Convert to fraction form
    10,749,337.20/16,108,056.36 = 7,895,499.12/x
  3. Step 3: Cross multiply
    10,749,337.20x = 16,108,056.36 × 7,895,499.12
  4. Step 4: Simplify right side
    10,749,337.20x = 127,181,144,815,290.41
  5. Step 5: Solve for x
    x = 127,181,144,815,290.41/10,749,337.20
  6. Step 6: Final answer
    x = 11,831,533.65

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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.