Home / 8,317,085.80-12,475,628.70-7,466,780.20

Finding the Fourth Proportional to 8,317,085.80, 12,475,628.70 and 7,466,780.20

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Solution

The fourth proportional to 8,317,085.80, 12,475,628.70 and 7,466,780.20 is: 11,200,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,085.80 : 12,475,628.70 = 7,466,780.20 : x
  2. Step 2: Convert to fraction form
    8,317,085.80/12,475,628.70 = 7,466,780.20/x
  3. Step 3: Cross multiply
    8,317,085.80x = 12,475,628.70 × 7,466,780.20
  4. Step 4: Simplify right side
    8,317,085.80x = 93,152,777,359,711.73
  5. Step 5: Solve for x
    x = 93,152,777,359,711.73/8,317,085.80
  6. Step 6: Final answer
    x = 11,200,170.30

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1.5x scale

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.