Home / 9,145,882-12,621,548.90-5,016,077.56

Finding the Fourth Proportional to 9,145,882, 12,621,548.90 and 5,016,077.56

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Solution

The fourth proportional to 9,145,882, 12,621,548.90 and 5,016,077.56 is: 6,922,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145,882 : 12,621,548.90 = 5,016,077.56 : x
  2. Step 2: Convert to fraction form
    9,145,882/12,621,548.90 = 5,016,077.56/x
  3. Step 3: Cross multiply
    9,145,882x = 12,621,548.90 × 5,016,077.56
  4. Step 4: Simplify right side
    9,145,882x = 63,310,668,209,732.68
  5. Step 5: Solve for x
    x = 63,310,668,209,732.68/9,145,882
  6. Step 6: Final answer
    x = 6,922,314.13

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Double scale
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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.