Home / 67,249,768.30-92,801,812.88-37,478,832.21

Finding the Fourth Proportional to 67,249,768.30, 92,801,812.88 and 37,478,832.21

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Solution

The fourth proportional to 67,249,768.30, 92,801,812.88 and 37,478,832.21 is: 51,719,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,249,768.30 : 92,801,812.88 = 37,478,832.21 : x
  2. Step 2: Convert to fraction form
    67,249,768.30/92,801,812.88 = 37,478,832.21/x
  3. Step 3: Cross multiply
    67,249,768.30x = 92,801,812.88 × 37,478,832.21
  4. Step 4: Simplify right side
    67,249,768.30x = 3,478,103,573,493,418
  5. Step 5: Solve for x
    x = 3,478,103,573,493,418/67,249,768.30
  6. Step 6: Final answer
    x = 51,719,190.43

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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.