Home / 10,367,686.24-15,550,948.08-3,179,200.40

Finding the Fourth Proportional to 10,367,686.24, 15,550,948.08 and 3,179,200.40

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Solution

The fourth proportional to 10,367,686.24, 15,550,948.08 and 3,179,200.40 is: 4,768,622.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,686.24 : 15,550,948.08 = 3,179,200.40 : x
  2. Step 2: Convert to fraction form
    10,367,686.24/15,550,948.08 = 3,179,200.40/x
  3. Step 3: Cross multiply
    10,367,686.24x = 15,550,948.08 × 3,179,200.40
  4. Step 4: Simplify right side
    10,367,686.24x = 49,439,580,336,876.55
  5. Step 5: Solve for x
    x = 49,439,580,336,876.55/10,367,686.24
  6. Step 6: Final answer
    x = 4,768,622.35

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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.