Home / 26,911,772.40-40,367,658.60-15,385,407.60

Finding the Fourth Proportional to 26,911,772.40, 40,367,658.60 and 15,385,407.60

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Solution

The fourth proportional to 26,911,772.40, 40,367,658.60 and 15,385,407.60 is: 23,078,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,911,772.40 : 40,367,658.60 = 15,385,407.60 : x
  2. Step 2: Convert to fraction form
    26,911,772.40/40,367,658.60 = 15,385,407.60/x
  3. Step 3: Cross multiply
    26,911,772.40x = 40,367,658.60 × 15,385,407.60
  4. Step 4: Simplify right side
    26,911,772.40x = 621,072,881,418,645.38
  5. Step 5: Solve for x
    x = 621,072,881,418,645.38/26,911,772.40
  6. Step 6: Final answer
    x = 23,078,111.40

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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.