Home / 31,603,502.24-47,425,180.92-12,431,767.76

Finding the Fourth Proportional to 31,603,502.24, 47,425,180.92 and 12,431,767.76

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Solution

The fourth proportional to 31,603,502.24, 47,425,180.92 and 12,431,767.76 is: 18,655,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,603,502.24 : 47,425,180.92 = 12,431,767.76 : x
  2. Step 2: Convert to fraction form
    31,603,502.24/47,425,180.92 = 12,431,767.76/x
  3. Step 3: Cross multiply
    31,603,502.24x = 47,425,180.92 × 12,431,767.76
  4. Step 4: Simplify right side
    31,603,502.24x = 589,578,835,173,423.12
  5. Step 5: Solve for x
    x = 589,578,835,173,423.12/31,603,502.24
  6. Step 6: Final answer
    x = 18,655,490.48

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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.