Home / 87,774,846.12-131,710,472.06-50,931,785.43

Finding the Fourth Proportional to 87,774,846.12, 131,710,472.06 and 50,931,785.43

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Solution

The fourth proportional to 87,774,846.12, 131,710,472.06 and 50,931,785.43 is: 76,425,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,774,846.12 : 131,710,472.06 = 50,931,785.43 : x
  2. Step 2: Convert to fraction form
    87,774,846.12/131,710,472.06 = 50,931,785.43/x
  3. Step 3: Cross multiply
    87,774,846.12x = 131,710,472.06 × 50,931,785.43
  4. Step 4: Simplify right side
    87,774,846.12x = 6,708,249,501,589,271
  5. Step 5: Solve for x
    x = 6,708,249,501,589,271/87,774,846.12
  6. Step 6: Final answer
    x = 76,425,648.10

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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.