Home / 15,109,770.24-20,845,563-9,298,462.92

Finding the Fourth Proportional to 15,109,770.24, 20,845,563 and 9,298,462.92

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Solution

The fourth proportional to 15,109,770.24, 20,845,563 and 9,298,462.92 is: 12,828,235.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,109,770.24 : 20,845,563 = 9,298,462.92 : x
  2. Step 2: Convert to fraction form
    15,109,770.24/20,845,563 = 9,298,462.92/x
  3. Step 3: Cross multiply
    15,109,770.24x = 20,845,563 × 9,298,462.92
  4. Step 4: Simplify right side
    15,109,770.24x = 193,831,694,602,023.97
  5. Step 5: Solve for x
    x = 193,831,694,602,023.97/15,109,770.24
  6. Step 6: Final answer
    x = 12,828,235.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.