Home / 10,530,656.76-15,795,985.12-2,552,480.76

Finding the Fourth Proportional to 10,530,656.76, 15,795,985.12 and 2,552,480.76

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Solution

The fourth proportional to 10,530,656.76, 15,795,985.12 and 2,552,480.76 is: 3,828,721.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,656.76 : 15,795,985.12 = 2,552,480.76 : x
  2. Step 2: Convert to fraction form
    10,530,656.76/15,795,985.12 = 2,552,480.76/x
  3. Step 3: Cross multiply
    10,530,656.76x = 15,795,985.12 × 2,552,480.76
  4. Step 4: Simplify right side
    10,530,656.76x = 40,318,948,104,046.29
  5. Step 5: Solve for x
    x = 40,318,948,104,046.29/10,530,656.76
  6. Step 6: Final answer
    x = 3,828,721.14

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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.