Home / 6,893,787.28-9,510,963.96-3,991,594

Finding the Fourth Proportional to 6,893,787.28, 9,510,963.96 and 3,991,594

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Solution

The fourth proportional to 6,893,787.28, 9,510,963.96 and 3,991,594 is: 5,506,973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893,787.28 : 9,510,963.96 = 3,991,594 : x
  2. Step 2: Convert to fraction form
    6,893,787.28/9,510,963.96 = 3,991,594/x
  3. Step 3: Cross multiply
    6,893,787.28x = 9,510,963.96 × 3,991,594
  4. Step 4: Simplify right side
    6,893,787.28x = 37,963,906,676,952.24
  5. Step 5: Solve for x
    x = 37,963,906,676,952.24/6,893,787.28
  6. Step 6: Final answer
    x = 5,506,973.91

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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.