Home / 31,539,877.49-47,309,500.83-9,974,482.85

Finding the Fourth Proportional to 31,539,877.49, 47,309,500.83 and 9,974,482.85

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Solution

The fourth proportional to 31,539,877.49, 47,309,500.83 and 9,974,482.85 is: 14,961,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539,877.49 : 47,309,500.83 = 9,974,482.85 : x
  2. Step 2: Convert to fraction form
    31,539,877.49/47,309,500.83 = 9,974,482.85/x
  3. Step 3: Cross multiply
    31,539,877.49x = 47,309,500.83 × 9,974,482.85
  4. Step 4: Simplify right side
    31,539,877.49x = 471,887,804,434,348.25
  5. Step 5: Solve for x
    x = 471,887,804,434,348.25/31,539,877.49
  6. Step 6: Final answer
    x = 14,961,624.52

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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.