Home / 6,448,071.28-8,898,966.36-4,813,640.52

Finding the Fourth Proportional to 6,448,071.28, 8,898,966.36 and 4,813,640.52

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Solution

The fourth proportional to 6,448,071.28, 8,898,966.36 and 4,813,640.52 is: 6,643,292.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,071.28 : 8,898,966.36 = 4,813,640.52 : x
  2. Step 2: Convert to fraction form
    6,448,071.28/8,898,966.36 = 4,813,640.52/x
  3. Step 3: Cross multiply
    6,448,071.28x = 8,898,966.36 × 4,813,640.52
  4. Step 4: Simplify right side
    6,448,071.28x = 42,836,425,056,612.90
  5. Step 5: Solve for x
    x = 42,836,425,056,612.90/6,448,071.28
  6. Step 6: Final answer
    x = 6,643,292.73

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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.