Home / 31,984,920.60-47,977,380.90-26,245,357.80

Finding the Fourth Proportional to 31,984,920.60, 47,977,380.90 and 26,245,357.80

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Solution

The fourth proportional to 31,984,920.60, 47,977,380.90 and 26,245,357.80 is: 39,368,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984,920.60 : 47,977,380.90 = 26,245,357.80 : x
  2. Step 2: Convert to fraction form
    31,984,920.60/47,977,380.90 = 26,245,357.80/x
  3. Step 3: Cross multiply
    31,984,920.60x = 47,977,380.90 × 26,245,357.80
  4. Step 4: Simplify right side
    31,984,920.60x = 1,259,183,528,027,386
  5. Step 5: Solve for x
    x = 1,259,183,528,027,386/31,984,920.60
  6. Step 6: Final answer
    x = 39,368,036.70

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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.