Home / 67,576,401.64-101,374,024.54-20,893,698.92

Finding the Fourth Proportional to 67,576,401.64, 101,374,024.54 and 20,893,698.92

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Solution

The fourth proportional to 67,576,401.64, 101,374,024.54 and 20,893,698.92 is: 31,343,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,576,401.64 : 101,374,024.54 = 20,893,698.92 : x
  2. Step 2: Convert to fraction form
    67,576,401.64/101,374,024.54 = 20,893,698.92/x
  3. Step 3: Cross multiply
    67,576,401.64x = 101,374,024.54 × 20,893,698.92
  4. Step 4: Simplify right side
    67,576,401.64x = 2,118,078,347,047,451.75
  5. Step 5: Solve for x
    x = 2,118,078,347,047,451.75/67,576,401.64
  6. Step 6: Final answer
    x = 31,343,461.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.