Home / 9,289,052.52-12,818,922.15-5,159,082.90

Finding the Fourth Proportional to 9,289,052.52, 12,818,922.15 and 5,159,082.90

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Solution

The fourth proportional to 9,289,052.52, 12,818,922.15 and 5,159,082.90 is: 7,119,550.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289,052.52 : 12,818,922.15 = 5,159,082.90 : x
  2. Step 2: Convert to fraction form
    9,289,052.52/12,818,922.15 = 5,159,082.90/x
  3. Step 3: Cross multiply
    9,289,052.52x = 12,818,922.15 × 5,159,082.90
  4. Step 4: Simplify right side
    9,289,052.52x = 66,133,882,060,496.24
  5. Step 5: Solve for x
    x = 66,133,882,060,496.24/9,289,052.52
  6. Step 6: Final answer
    x = 7,119,550.88

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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.