Home / 18,082,638-24,954,050.16-9,934,400.88

Finding the Fourth Proportional to 18,082,638, 24,954,050.16 and 9,934,400.88

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Solution

The fourth proportional to 18,082,638, 24,954,050.16 and 9,934,400.88 is: 13,709,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,082,638 : 24,954,050.16 = 9,934,400.88 : x
  2. Step 2: Convert to fraction form
    18,082,638/24,954,050.16 = 9,934,400.88/x
  3. Step 3: Cross multiply
    18,082,638x = 24,954,050.16 × 9,934,400.88
  4. Step 4: Simplify right side
    18,082,638x = 247,903,537,869,068.16
  5. Step 5: Solve for x
    x = 247,903,537,869,068.16/18,082,638
  6. Step 6: Final answer
    x = 13,709,478.55

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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.