Home / 12,592,874.52-17,378,085.66-7,160,366.04

Finding the Fourth Proportional to 12,592,874.52, 17,378,085.66 and 7,160,366.04

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Solution

The fourth proportional to 12,592,874.52, 17,378,085.66 and 7,160,366.04 is: 9,881,258.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592,874.52 : 17,378,085.66 = 7,160,366.04 : x
  2. Step 2: Convert to fraction form
    12,592,874.52/17,378,085.66 = 7,160,366.04/x
  3. Step 3: Cross multiply
    12,592,874.52x = 17,378,085.66 × 7,160,366.04
  4. Step 4: Simplify right side
    12,592,874.52x = 124,433,454,400,074.98
  5. Step 5: Solve for x
    x = 124,433,454,400,074.98/12,592,874.52
  6. Step 6: Final answer
    x = 9,881,258.98

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1.5x scale

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.