Home / 8,964,809.28-12,371,411.04-4,890,399.12

Finding the Fourth Proportional to 8,964,809.28, 12,371,411.04 and 4,890,399.12

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Solution

The fourth proportional to 8,964,809.28, 12,371,411.04 and 4,890,399.12 is: 6,748,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964,809.28 : 12,371,411.04 = 4,890,399.12 : x
  2. Step 2: Convert to fraction form
    8,964,809.28/12,371,411.04 = 4,890,399.12/x
  3. Step 3: Cross multiply
    8,964,809.28x = 12,371,411.04 × 4,890,399.12
  4. Step 4: Simplify right side
    8,964,809.28x = 60,501,137,663,174.28
  5. Step 5: Solve for x
    x = 60,501,137,663,174.28/8,964,809.28
  6. Step 6: Final answer
    x = 6,748,736.73

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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.