Home / 8,017,947-12,021,206.76-3,755,790.18

Finding the Fourth Proportional to 8,017,947, 12,021,206.76 and 3,755,790.18

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Solution

The fourth proportional to 8,017,947, 12,021,206.76 and 3,755,790.18 is: 5,631,008.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017,947 : 12,021,206.76 = 3,755,790.18 : x
  2. Step 2: Convert to fraction form
    8,017,947/12,021,206.76 = 3,755,790.18/x
  3. Step 3: Cross multiply
    8,017,947x = 12,021,206.76 × 3,755,790.18
  4. Step 4: Simplify right side
    8,017,947x = 45,149,130,300,957.62
  5. Step 5: Solve for x
    x = 45,149,130,300,957.62/8,017,947
  6. Step 6: Final answer
    x = 5,631,008.82

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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.