Home / 7,721,078.19-10,655,284.00-4,236,416.04

Finding the Fourth Proportional to 7,721,078.19, 10,655,284.00 and 4,236,416.04

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Solution

The fourth proportional to 7,721,078.19, 10,655,284.00 and 4,236,416.04 is: 5,846,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,078.19 : 10,655,284.00 = 4,236,416.04 : x
  2. Step 2: Convert to fraction form
    7,721,078.19/10,655,284.00 = 4,236,416.04/x
  3. Step 3: Cross multiply
    7,721,078.19x = 10,655,284.00 × 4,236,416.04
  4. Step 4: Simplify right side
    7,721,078.19x = 45,140,216,000,535.06
  5. Step 5: Solve for x
    x = 45,140,216,000,535.06/7,721,078.19
  6. Step 6: Final answer
    x = 5,846,361.72

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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.