Home / 27,160,332.24-40,758,446.81-12,787,510.38

Finding the Fourth Proportional to 27,160,332.24, 40,758,446.81 and 12,787,510.38

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Solution

The fourth proportional to 27,160,332.24, 40,758,446.81 and 12,787,510.38 is: 19,189,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160,332.24 : 40,758,446.81 = 12,787,510.38 : x
  2. Step 2: Convert to fraction form
    27,160,332.24/40,758,446.81 = 12,787,510.38/x
  3. Step 3: Cross multiply
    27,160,332.24x = 40,758,446.81 × 12,787,510.38
  4. Step 4: Simplify right side
    27,160,332.24x = 521,199,061,591,615.38
  5. Step 5: Solve for x
    x = 521,199,061,591,615.38/27,160,332.24
  6. Step 6: Final answer
    x = 19,189,715.98

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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.