Home / 8,301,619.40-12,452,429.10-2,622,417.80

Finding the Fourth Proportional to 8,301,619.40, 12,452,429.10 and 2,622,417.80

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Solution

The fourth proportional to 8,301,619.40, 12,452,429.10 and 2,622,417.80 is: 3,933,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,619.40 : 12,452,429.10 = 2,622,417.80 : x
  2. Step 2: Convert to fraction form
    8,301,619.40/12,452,429.10 = 2,622,417.80/x
  3. Step 3: Cross multiply
    8,301,619.40x = 12,452,429.10 × 2,622,417.80
  4. Step 4: Simplify right side
    8,301,619.40x = 32,655,471,725,077.98
  5. Step 5: Solve for x
    x = 32,655,471,725,077.98/8,301,619.40
  6. Step 6: Final answer
    x = 3,933,626.70

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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.