Home / 57,096,398.14-78,793,093.25-30,990,909.04

Finding the Fourth Proportional to 57,096,398.14, 78,793,093.25 and 30,990,909.04

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Solution

The fourth proportional to 57,096,398.14, 78,793,093.25 and 30,990,909.04 is: 42,767,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,096,398.14 : 78,793,093.25 = 30,990,909.04 : x
  2. Step 2: Convert to fraction form
    57,096,398.14/78,793,093.25 = 30,990,909.04/x
  3. Step 3: Cross multiply
    57,096,398.14x = 78,793,093.25 × 30,990,909.04
  4. Step 4: Simplify right side
    57,096,398.14x = 2,441,869,585,890,988
  5. Step 5: Solve for x
    x = 2,441,869,585,890,988/57,096,398.14
  6. Step 6: Final answer
    x = 42,767,489.11

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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.