Home / 18,719,157.34-25,832,608.14-10,984,328.56

Finding the Fourth Proportional to 18,719,157.34, 25,832,608.14 and 10,984,328.56

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Solution

The fourth proportional to 18,719,157.34, 25,832,608.14 and 10,984,328.56 is: 15,158,473.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,719,157.34 : 25,832,608.14 = 10,984,328.56 : x
  2. Step 2: Convert to fraction form
    18,719,157.34/25,832,608.14 = 10,984,328.56/x
  3. Step 3: Cross multiply
    18,719,157.34x = 25,832,608.14 × 10,984,328.56
  4. Step 4: Simplify right side
    18,719,157.34x = 283,753,855,371,490.50
  5. Step 5: Solve for x
    x = 283,753,855,371,490.50/18,719,157.34
  6. Step 6: Final answer
    x = 15,158,473.76

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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.