Home / 25,862,512.88-38,792,363.16-7,911,616.88

Finding the Fourth Proportional to 25,862,512.88, 38,792,363.16 and 7,911,616.88

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Solution

The fourth proportional to 25,862,512.88, 38,792,363.16 and 7,911,616.88 is: 11,866,995.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862,512.88 : 38,792,363.16 = 7,911,616.88 : x
  2. Step 2: Convert to fraction form
    25,862,512.88/38,792,363.16 = 7,911,616.88/x
  3. Step 3: Cross multiply
    25,862,512.88x = 38,792,363.16 × 7,911,616.88
  4. Step 4: Simplify right side
    25,862,512.88x = 306,910,315,191,746.12
  5. Step 5: Solve for x
    x = 306,910,315,191,746.12/25,862,512.88
  6. Step 6: Final answer
    x = 11,866,995.16

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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.