Home / 55,722,925.92-76,893,419.16-31,271,916

Finding the Fourth Proportional to 55,722,925.92, 76,893,419.16 and 31,271,916

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Solution

The fourth proportional to 55,722,925.92, 76,893,419.16 and 31,271,916 is: 43,152,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,722,925.92 : 76,893,419.16 = 31,271,916 : x
  2. Step 2: Convert to fraction form
    55,722,925.92/76,893,419.16 = 31,271,916/x
  3. Step 3: Cross multiply
    55,722,925.92x = 76,893,419.16 × 31,271,916
  4. Step 4: Simplify right side
    55,722,925.92x = 2,404,604,544,924,310.50
  5. Step 5: Solve for x
    x = 2,404,604,544,924,310.50/55,722,925.92
  6. Step 6: Final answer
    x = 43,152,876.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.