Home / 9,189,718.40-12,681,601.44-5,753,853.92

Finding the Fourth Proportional to 9,189,718.40, 12,681,601.44 and 5,753,853.92

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Solution

The fourth proportional to 9,189,718.40, 12,681,601.44 and 5,753,853.92 is: 7,940,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,718.40 : 12,681,601.44 = 5,753,853.92 : x
  2. Step 2: Convert to fraction form
    9,189,718.40/12,681,601.44 = 5,753,853.92/x
  3. Step 3: Cross multiply
    9,189,718.40x = 12,681,601.44 × 5,753,853.92
  4. Step 4: Simplify right side
    9,189,718.40x = 72,968,082,157,421.64
  5. Step 5: Solve for x
    x = 72,968,082,157,421.64/9,189,718.40
  6. Step 6: Final answer
    x = 7,940,186.95

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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.