Home / 31,767,577.77-47,671,520.61-13,571,909.83

Finding the Fourth Proportional to 31,767,577.77, 47,671,520.61 and 13,571,909.83

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Solution

The fourth proportional to 31,767,577.77, 47,671,520.61 and 13,571,909.83 is: 20,366,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,767,577.77 : 47,671,520.61 = 13,571,909.83 : x
  2. Step 2: Convert to fraction form
    31,767,577.77/47,671,520.61 = 13,571,909.83/x
  3. Step 3: Cross multiply
    31,767,577.77x = 47,671,520.61 × 13,571,909.83
  4. Step 4: Simplify right side
    31,767,577.77x = 646,993,579,177,906.62
  5. Step 5: Solve for x
    x = 646,993,579,177,906.62/31,767,577.77
  6. Step 6: Final answer
    x = 20,366,475.02

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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.