Home / 9,170,773.60-13,752,661.20-2,778,901.60

Finding the Fourth Proportional to 9,170,773.60, 13,752,661.20 and 2,778,901.60

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Solution

The fourth proportional to 9,170,773.60, 13,752,661.20 and 2,778,901.60 is: 4,167,292.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,773.60 : 13,752,661.20 = 2,778,901.60 : x
  2. Step 2: Convert to fraction form
    9,170,773.60/13,752,661.20 = 2,778,901.60/x
  3. Step 3: Cross multiply
    9,170,773.60x = 13,752,661.20 × 2,778,901.60
  4. Step 4: Simplify right side
    9,170,773.60x = 38,217,292,212,937.92
  5. Step 5: Solve for x
    x = 38,217,292,212,937.92/9,170,773.60
  6. Step 6: Final answer
    x = 4,167,292.08

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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.