Home / 5,205,389.87-7,182,417.19-3,270,529.41

Finding the Fourth Proportional to 5,205,389.87, 7,182,417.19 and 3,270,529.41

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Solution

The fourth proportional to 5,205,389.87, 7,182,417.19 and 3,270,529.41 is: 4,512,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,389.87 : 7,182,417.19 = 3,270,529.41 : x
  2. Step 2: Convert to fraction form
    5,205,389.87/7,182,417.19 = 3,270,529.41/x
  3. Step 3: Cross multiply
    5,205,389.87x = 7,182,417.19 × 3,270,529.41
  4. Step 4: Simplify right side
    5,205,389.87x = 23,490,306,635,004.78
  5. Step 5: Solve for x
    x = 23,490,306,635,004.78/5,205,389.87
  6. Step 6: Final answer
    x = 4,512,689.20

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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.