Home / 6,755,520.47-9,323,283.80-3,855,347.87

Finding the Fourth Proportional to 6,755,520.47, 9,323,283.80 and 3,855,347.87

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Solution

The fourth proportional to 6,755,520.47, 9,323,283.80 and 3,855,347.87 is: 5,320,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755,520.47 : 9,323,283.80 = 3,855,347.87 : x
  2. Step 2: Convert to fraction form
    6,755,520.47/9,323,283.80 = 3,855,347.87/x
  3. Step 3: Cross multiply
    6,755,520.47x = 9,323,283.80 × 3,855,347.87
  4. Step 4: Simplify right side
    6,755,520.47x = 35,944,502,302,757.46
  5. Step 5: Solve for x
    x = 35,944,502,302,757.46/6,755,520.47
  6. Step 6: Final answer
    x = 5,320,759.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.