Home / 9,175,781.19-12,659,478.69-5,201,626.04

Finding the Fourth Proportional to 9,175,781.19, 12,659,478.69 and 5,201,626.04

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Solution

The fourth proportional to 9,175,781.19, 12,659,478.69 and 5,201,626.04 is: 7,176,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,781.19 : 12,659,478.69 = 5,201,626.04 : x
  2. Step 2: Convert to fraction form
    9,175,781.19/12,659,478.69 = 5,201,626.04/x
  3. Step 3: Cross multiply
    9,175,781.19x = 12,659,478.69 × 5,201,626.04
  4. Step 4: Simplify right side
    9,175,781.19x = 65,849,874,010,410.84
  5. Step 5: Solve for x
    x = 65,849,874,010,410.84/9,175,781.19
  6. Step 6: Final answer
    x = 7,176,486.95

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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.