Home / 60,277,854.12-90,408,264.22-19,331,971.88

Finding the Fourth Proportional to 60,277,854.12, 90,408,264.22 and 19,331,971.88

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Solution

The fourth proportional to 60,277,854.12, 90,408,264.22 and 19,331,971.88 is: 28,995,226.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,277,854.12 : 90,408,264.22 = 19,331,971.88 : x
  2. Step 2: Convert to fraction form
    60,277,854.12/90,408,264.22 = 19,331,971.88/x
  3. Step 3: Cross multiply
    60,277,854.12x = 90,408,264.22 × 19,331,971.88
  4. Step 4: Simplify right side
    60,277,854.12x = 1,747,770,021,620,650
  5. Step 5: Solve for x
    x = 1,747,770,021,620,650/60,277,854.12
  6. Step 6: Final answer
    x = 28,995,226.31

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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.