Home / 10,367,686.74-15,550,948.83-3,179,200.90

Finding the Fourth Proportional to 10,367,686.74, 15,550,948.83 and 3,179,200.90

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Solution

The fourth proportional to 10,367,686.74, 15,550,948.83 and 3,179,200.90 is: 4,768,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,686.74 : 15,550,948.83 = 3,179,200.90 : x
  2. Step 2: Convert to fraction form
    10,367,686.74/15,550,948.83 = 3,179,200.90/x
  3. Step 3: Cross multiply
    10,367,686.74x = 15,550,948.83 × 3,179,200.90
  4. Step 4: Simplify right side
    10,367,686.74x = 49,439,590,516,189.95
  5. Step 5: Solve for x
    x = 49,439,590,516,189.95/10,367,686.74
  6. Step 6: Final answer
    x = 4,768,623.10

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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.