Home / 10,109,925.30-15,164,887.95-2,921,693.70

Finding the Fourth Proportional to 10,109,925.30, 15,164,887.95 and 2,921,693.70

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Solution

The fourth proportional to 10,109,925.30, 15,164,887.95 and 2,921,693.70 is: 4,382,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,925.30 : 15,164,887.95 = 2,921,693.70 : x
  2. Step 2: Convert to fraction form
    10,109,925.30/15,164,887.95 = 2,921,693.70/x
  3. Step 3: Cross multiply
    10,109,925.30x = 15,164,887.95 × 2,921,693.70
  4. Step 4: Simplify right side
    10,109,925.30x = 44,307,157,584,720.91
  5. Step 5: Solve for x
    x = 44,307,157,584,720.91/10,109,925.30
  6. Step 6: Final answer
    x = 4,382,540.55

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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.