Home / 8,921,569.28-13,386,800.16-3,534,103.04

Finding the Fourth Proportional to 8,921,569.28, 13,386,800.16 and 3,534,103.04

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Solution

The fourth proportional to 8,921,569.28, 13,386,800.16 and 3,534,103.04 is: 5,302,915.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,569.28 : 13,386,800.16 = 3,534,103.04 : x
  2. Step 2: Convert to fraction form
    8,921,569.28/13,386,800.16 = 3,534,103.04/x
  3. Step 3: Cross multiply
    8,921,569.28x = 13,386,800.16 × 3,534,103.04
  4. Step 4: Simplify right side
    8,921,569.28x = 47,310,331,141,328.48
  5. Step 5: Solve for x
    x = 47,310,331,141,328.48/8,921,569.28
  6. Step 6: Final answer
    x = 5,302,915.85

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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.