Home / 15,034,088.40-20,747,055.44-8,158,570.44

Finding the Fourth Proportional to 15,034,088.40, 20,747,055.44 and 8,158,570.44

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Solution

The fourth proportional to 15,034,088.40, 20,747,055.44 and 8,158,570.44 is: 11,258,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,088.40 : 20,747,055.44 = 8,158,570.44 : x
  2. Step 2: Convert to fraction form
    15,034,088.40/20,747,055.44 = 8,158,570.44/x
  3. Step 3: Cross multiply
    15,034,088.40x = 20,747,055.44 × 8,158,570.44
  4. Step 4: Simplify right side
    15,034,088.40x = 169,266,313,229,825.22
  5. Step 5: Solve for x
    x = 169,266,313,229,825.22/15,034,088.40
  6. Step 6: Final answer
    x = 11,258,834.51

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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.