Home / 26,868,142.10-37,078,046.07-15,265,720.82

Finding the Fourth Proportional to 26,868,142.10, 37,078,046.07 and 15,265,720.82

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Solution

The fourth proportional to 26,868,142.10, 37,078,046.07 and 15,265,720.82 is: 21,066,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868,142.10 : 37,078,046.07 = 15,265,720.82 : x
  2. Step 2: Convert to fraction form
    26,868,142.10/37,078,046.07 = 15,265,720.82/x
  3. Step 3: Cross multiply
    26,868,142.10x = 37,078,046.07 × 15,265,720.82
  4. Step 4: Simplify right side
    26,868,142.10x = 566,023,099,855,718.25
  5. Step 5: Solve for x
    x = 566,023,099,855,718.25/26,868,142.10
  6. Step 6: Final answer
    x = 21,066,700.40

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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.