Home / 13,612,607.52-20,427,423.84-5,525,580.48

Finding the Fourth Proportional to 13,612,607.52, 20,427,423.84 and 5,525,580.48

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Solution

The fourth proportional to 13,612,607.52, 20,427,423.84 and 5,525,580.48 is: 8,291,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,612,607.52 : 20,427,423.84 = 5,525,580.48 : x
  2. Step 2: Convert to fraction form
    13,612,607.52/20,427,423.84 = 5,525,580.48/x
  3. Step 3: Cross multiply
    13,612,607.52x = 20,427,423.84 × 5,525,580.48
  4. Step 4: Simplify right side
    13,612,607.52x = 112,873,374,426,990.66
  5. Step 5: Solve for x
    x = 112,873,374,426,990.66/13,612,607.52
  6. Step 6: Final answer
    x = 8,291,826.11

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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.