Home / 10,530,139.50-15,795,209.25-2,551,963.50

Finding the Fourth Proportional to 10,530,139.50, 15,795,209.25 and 2,551,963.50

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Solution

The fourth proportional to 10,530,139.50, 15,795,209.25 and 2,551,963.50 is: 3,827,945.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,139.50 : 15,795,209.25 = 2,551,963.50 : x
  2. Step 2: Convert to fraction form
    10,530,139.50/15,795,209.25 = 2,551,963.50/x
  3. Step 3: Cross multiply
    10,530,139.50x = 15,795,209.25 × 2,551,963.50
  4. Step 4: Simplify right side
    10,530,139.50x = 40,308,797,480,862.38
  5. Step 5: Solve for x
    x = 40,308,797,480,862.38/10,530,139.50
  6. Step 6: Final answer
    x = 3,827,945.25

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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.