Home / 8,792,089.28-12,104,884.32-6,855,865.28

Finding the Fourth Proportional to 8,792,089.28, 12,104,884.32 and 6,855,865.28

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Solution

The fourth proportional to 8,792,089.28, 12,104,884.32 and 6,855,865.28 is: 9,439,105.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,089.28 : 12,104,884.32 = 6,855,865.28 : x
  2. Step 2: Convert to fraction form
    8,792,089.28/12,104,884.32 = 6,855,865.28/x
  3. Step 3: Cross multiply
    8,792,089.28x = 12,104,884.32 × 6,855,865.28
  4. Step 4: Simplify right side
    8,792,089.28x = 82,989,456,127,904.42
  5. Step 5: Solve for x
    x = 82,989,456,127,904.42/8,792,089.28
  6. Step 6: Final answer
    x = 9,439,105.26

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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.