Home / 18,700,559.36-28,068,082.56-9,485,000.96

Finding the Fourth Proportional to 18,700,559.36, 28,068,082.56 and 9,485,000.96

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Solution

The fourth proportional to 18,700,559.36, 28,068,082.56 and 9,485,000.96 is: 14,236,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,700,559.36 : 28,068,082.56 = 9,485,000.96 : x
  2. Step 2: Convert to fraction form
    18,700,559.36/28,068,082.56 = 9,485,000.96/x
  3. Step 3: Cross multiply
    18,700,559.36x = 28,068,082.56 × 9,485,000.96
  4. Step 4: Simplify right side
    18,700,559.36x = 266,225,790,026,959.28
  5. Step 5: Solve for x
    x = 266,225,790,026,959.28/18,700,559.36
  6. Step 6: Final answer
    x = 14,236,247.42

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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.