Home / 11,700,821.60-17,551,232.40-10,655,727.20

Finding the Fourth Proportional to 11,700,821.60, 17,551,232.40 and 10,655,727.20

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Solution

The fourth proportional to 11,700,821.60, 17,551,232.40 and 10,655,727.20 is: 15,983,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700,821.60 : 17,551,232.40 = 10,655,727.20 : x
  2. Step 2: Convert to fraction form
    11,700,821.60/17,551,232.40 = 10,655,727.20/x
  3. Step 3: Cross multiply
    11,700,821.60x = 17,551,232.40 × 10,655,727.20
  4. Step 4: Simplify right side
    11,700,821.60x = 187,021,144,478,201.25
  5. Step 5: Solve for x
    x = 187,021,144,478,201.25/11,700,821.60
  6. Step 6: Final answer
    x = 15,983,590.80

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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.