Home / 7,856,689.56-11,785,532.40-2,465,552.52

Finding the Fourth Proportional to 7,856,689.56, 11,785,532.40 and 2,465,552.52

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Solution

The fourth proportional to 7,856,689.56, 11,785,532.40 and 2,465,552.52 is: 3,698,485.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,689.56 : 11,785,532.40 = 2,465,552.52 : x
  2. Step 2: Convert to fraction form
    7,856,689.56/11,785,532.40 = 2,465,552.52/x
  3. Step 3: Cross multiply
    7,856,689.56x = 11,785,532.40 × 2,465,552.52
  4. Step 4: Simplify right side
    7,856,689.56x = 29,057,849,108,361.65
  5. Step 5: Solve for x
    x = 29,057,849,108,361.65/7,856,689.56
  6. Step 6: Final answer
    x = 3,698,485.08

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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.