Home / 27,088,784-40,633,064.34-9,812,939.72

Finding the Fourth Proportional to 27,088,784, 40,633,064.34 and 9,812,939.72

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Solution

The fourth proportional to 27,088,784, 40,633,064.34 and 9,812,939.72 is: 14,719,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,088,784 : 40,633,064.34 = 9,812,939.72 : x
  2. Step 2: Convert to fraction form
    27,088,784/40,633,064.34 = 9,812,939.72/x
  3. Step 3: Cross multiply
    27,088,784x = 40,633,064.34 × 9,812,939.72
  4. Step 4: Simplify right side
    27,088,784x = 398,729,811,007,301.62
  5. Step 5: Solve for x
    x = 398,729,811,007,301.62/27,088,784
  6. Step 6: Final answer
    x = 14,719,369.13

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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.