Home / 10,331,948.30-15,500,164.51-3,143,295.35

Finding the Fourth Proportional to 10,331,948.30, 15,500,164.51 and 3,143,295.35

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Solution

The fourth proportional to 10,331,948.30, 15,500,164.51 and 3,143,295.35 is: 4,715,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331,948.30 : 15,500,164.51 = 3,143,295.35 : x
  2. Step 2: Convert to fraction form
    10,331,948.30/15,500,164.51 = 3,143,295.35/x
  3. Step 3: Cross multiply
    10,331,948.30x = 15,500,164.51 × 3,143,295.35
  4. Step 4: Simplify right side
    10,331,948.30x = 48,721,595,013,071.95
  5. Step 5: Solve for x
    x = 48,721,595,013,071.95/10,331,948.30
  6. Step 6: Final answer
    x = 4,715,625.13

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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.