Home / 26,610,400.80-39,903,937.20-12,228,688.80

Finding the Fourth Proportional to 26,610,400.80, 39,903,937.20 and 12,228,688.80

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Solution

The fourth proportional to 26,610,400.80, 39,903,937.20 and 12,228,688.80 is: 18,337,673.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610,400.80 : 39,903,937.20 = 12,228,688.80 : x
  2. Step 2: Convert to fraction form
    26,610,400.80/39,903,937.20 = 12,228,688.80/x
  3. Step 3: Cross multiply
    26,610,400.80x = 39,903,937.20 × 12,228,688.80
  4. Step 4: Simplify right side
    26,610,400.80x = 487,972,829,913,543.44
  5. Step 5: Solve for x
    x = 487,972,829,913,543.44/26,610,400.80
  6. Step 6: Final answer
    x = 18,337,673.06

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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.