Home / 21,230,015.60-31,798,345.08-17,544,981.44

Finding the Fourth Proportional to 21,230,015.60, 31,798,345.08 and 17,544,981.44

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Solution

The fourth proportional to 21,230,015.60, 31,798,345.08 and 17,544,981.44 is: 26,278,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,230,015.60 : 31,798,345.08 = 17,544,981.44 : x
  2. Step 2: Convert to fraction form
    21,230,015.60/31,798,345.08 = 17,544,981.44/x
  3. Step 3: Cross multiply
    21,230,015.60x = 31,798,345.08 × 17,544,981.44
  4. Step 4: Simplify right side
    21,230,015.60x = 557,901,374,251,315.31
  5. Step 5: Solve for x
    x = 557,901,374,251,315.31/21,230,015.60
  6. Step 6: Final answer
    x = 26,278,896.10

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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.