Home / 31,739,876.92-47,608,415.70-10,175,561.20

Finding the Fourth Proportional to 31,739,876.92, 47,608,415.70 and 10,175,561.20

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Solution

The fourth proportional to 31,739,876.92, 47,608,415.70 and 10,175,561.20 is: 15,262,893.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,739,876.92 : 47,608,415.70 = 10,175,561.20 : x
  2. Step 2: Convert to fraction form
    31,739,876.92/47,608,415.70 = 10,175,561.20/x
  3. Step 3: Cross multiply
    31,739,876.92x = 47,608,415.70 × 10,175,561.20
  4. Step 4: Simplify right side
    31,739,876.92x = 484,442,347,590,390.81
  5. Step 5: Solve for x
    x = 484,442,347,590,390.81/31,739,876.92
  6. Step 6: Final answer
    x = 15,262,893.07

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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.