Home / 7,490,264.80-11,216,389.20-4,120,664.80

Finding the Fourth Proportional to 7,490,264.80, 11,216,389.20 and 4,120,664.80

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Solution

The fourth proportional to 7,490,264.80, 11,216,389.20 and 4,120,664.80 is: 6,170,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,264.80 : 11,216,389.20 = 4,120,664.80 : x
  2. Step 2: Convert to fraction form
    7,490,264.80/11,216,389.20 = 4,120,664.80/x
  3. Step 3: Cross multiply
    7,490,264.80x = 11,216,389.20 × 4,120,664.80
  4. Step 4: Simplify right side
    7,490,264.80x = 46,218,980,159,540.16
  5. Step 5: Solve for x
    x = 46,218,980,159,540.16/7,490,264.80
  6. Step 6: Final answer
    x = 6,170,540.21

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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.