Home / 18,719,379.84-25,832,915.10-10,984,551.24

Finding the Fourth Proportional to 18,719,379.84, 25,832,915.10 and 10,984,551.24

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Solution

The fourth proportional to 18,719,379.84, 25,832,915.10 and 10,984,551.24 is: 15,158,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,719,379.84 : 25,832,915.10 = 10,984,551.24 : x
  2. Step 2: Convert to fraction form
    18,719,379.84/25,832,915.10 = 10,984,551.24/x
  3. Step 3: Cross multiply
    18,719,379.84x = 25,832,915.10 × 10,984,551.24
  4. Step 4: Simplify right side
    18,719,379.84x = 283,762,979,594,519.75
  5. Step 5: Solve for x
    x = 283,762,979,594,519.75/18,719,379.84
  6. Step 6: Final answer
    x = 15,158,781.01

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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.