Home / 31,440,327.76-47,164,920.32-10,967,061.48

Finding the Fourth Proportional to 31,440,327.76, 47,164,920.32 and 10,967,061.48

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Solution

The fourth proportional to 31,440,327.76, 47,164,920.32 and 10,967,061.48 is: 16,452,137.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,440,327.76 : 47,164,920.32 = 10,967,061.48 : x
  2. Step 2: Convert to fraction form
    31,440,327.76/47,164,920.32 = 10,967,061.48/x
  3. Step 3: Cross multiply
    31,440,327.76x = 47,164,920.32 × 10,967,061.48
  4. Step 4: Simplify right side
    31,440,327.76x = 517,260,580,848,741.31
  5. Step 5: Solve for x
    x = 517,260,580,848,741.31/31,440,327.76
  6. Step 6: Final answer
    x = 16,452,137.04

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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.