Home / 9,189,576.63-12,681,393.62-5,753,712.15

Finding the Fourth Proportional to 9,189,576.63, 12,681,393.62 and 5,753,712.15

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Solution

The fourth proportional to 9,189,576.63, 12,681,393.62 and 5,753,712.15 is: 7,939,983.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,576.63 : 12,681,393.62 = 5,753,712.15 : x
  2. Step 2: Convert to fraction form
    9,189,576.63/12,681,393.62 = 5,753,712.15/x
  3. Step 3: Cross multiply
    9,189,576.63x = 12,681,393.62 × 5,753,712.15
  4. Step 4: Simplify right side
    9,189,576.63x = 72,965,088,521,557.92
  5. Step 5: Solve for x
    x = 72,965,088,521,557.92/9,189,576.63
  6. Step 6: Final answer
    x = 7,939,983.69

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1.5x scale

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.