Home / 13,497,057.80-20,229,840.30-5,406,032.60

Finding the Fourth Proportional to 13,497,057.80, 20,229,840.30 and 5,406,032.60

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Solution

The fourth proportional to 13,497,057.80, 20,229,840.30 and 5,406,032.60 is: 8,102,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497,057.80 : 20,229,840.30 = 5,406,032.60 : x
  2. Step 2: Convert to fraction form
    13,497,057.80/20,229,840.30 = 5,406,032.60/x
  3. Step 3: Cross multiply
    13,497,057.80x = 20,229,840.30 × 5,406,032.60
  4. Step 4: Simplify right side
    13,497,057.80x = 109,363,176,154,593.78
  5. Step 5: Solve for x
    x = 109,363,176,154,593.78/13,497,057.80
  6. Step 6: Final answer
    x = 8,102,741.93

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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.