Home / 6,781,043.76-9,357,972.88-3,725,373.84

Finding the Fourth Proportional to 6,781,043.76, 9,357,972.88 and 3,725,373.84

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Solution

The fourth proportional to 6,781,043.76, 9,357,972.88 and 3,725,373.84 is: 5,141,088.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781,043.76 : 9,357,972.88 = 3,725,373.84 : x
  2. Step 2: Convert to fraction form
    6,781,043.76/9,357,972.88 = 3,725,373.84/x
  3. Step 3: Cross multiply
    6,781,043.76x = 9,357,972.88 × 3,725,373.84
  4. Step 4: Simplify right side
    6,781,043.76x = 34,861,947,362,581.46
  5. Step 5: Solve for x
    x = 34,861,947,362,581.46/6,781,043.76
  6. Step 6: Final answer
    x = 5,141,088.69

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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.