Home / 58,134,620.41-87,199,031.99-21,740,335.15

Finding the Fourth Proportional to 58,134,620.41, 87,199,031.99 and 21,740,335.15

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Solution

The fourth proportional to 58,134,620.41, 87,199,031.99 and 21,740,335.15 is: 32,609,418.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,134,620.41 : 87,199,031.99 = 21,740,335.15 : x
  2. Step 2: Convert to fraction form
    58,134,620.41/87,199,031.99 = 21,740,335.15/x
  3. Step 3: Cross multiply
    58,134,620.41x = 87,199,031.99 × 21,740,335.15
  4. Step 4: Simplify right side
    58,134,620.41x = 1,895,736,180,109,469.75
  5. Step 5: Solve for x
    x = 1,895,736,180,109,469.75/58,134,620.41
  6. Step 6: Final answer
    x = 32,609,418.74

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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.