Home / 21,934,066.02-30,259,481.69-13,227,400.32

Finding the Fourth Proportional to 21,934,066.02, 30,259,481.69 and 13,227,400.32

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Solution

The fourth proportional to 21,934,066.02, 30,259,481.69 and 13,227,400.32 is: 18,248,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,934,066.02 : 30,259,481.69 = 13,227,400.32 : x
  2. Step 2: Convert to fraction form
    21,934,066.02/30,259,481.69 = 13,227,400.32/x
  3. Step 3: Cross multiply
    21,934,066.02x = 30,259,481.69 × 13,227,400.32
  4. Step 4: Simplify right side
    21,934,066.02x = 400,254,277,723,203.12
  5. Step 5: Solve for x
    x = 400,254,277,723,203.12/21,934,066.02
  6. Step 6: Final answer
    x = 18,248,065.70

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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.