Home / 26,139,785.82-36,071,791.47-14,378,307.86

Finding the Fourth Proportional to 26,139,785.82, 36,071,791.47 and 14,378,307.86

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Solution

The fourth proportional to 26,139,785.82, 36,071,791.47 and 14,378,307.86 is: 19,841,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139,785.82 : 36,071,791.47 = 14,378,307.86 : x
  2. Step 2: Convert to fraction form
    26,139,785.82/36,071,791.47 = 14,378,307.86/x
  3. Step 3: Cross multiply
    26,139,785.82x = 36,071,791.47 × 14,378,307.86
  4. Step 4: Simplify right side
    26,139,785.82x = 518,651,322,637,023
  5. Step 5: Solve for x
    x = 518,651,322,637,023/26,139,785.82
  6. Step 6: Final answer
    x = 19,841,452.65

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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.