Home / 26,408,142.80-39,574,889.40-16,280,680.40

Finding the Fourth Proportional to 26,408,142.80, 39,574,889.40 and 16,280,680.40

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Solution

The fourth proportional to 26,408,142.80, 39,574,889.40 and 16,280,680.40 is: 24,398,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408,142.80 : 39,574,889.40 = 16,280,680.40 : x
  2. Step 2: Convert to fraction form
    26,408,142.80/39,574,889.40 = 16,280,680.40/x
  3. Step 3: Cross multiply
    26,408,142.80x = 39,574,889.40 × 16,280,680.40
  4. Step 4: Simplify right side
    26,408,142.80x = 644,306,126,186,747.75
  5. Step 5: Solve for x
    x = 644,306,126,186,747.75/26,408,142.80
  6. Step 6: Final answer
    x = 24,398,009.78

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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.