Home / 22,418,327.18-30,937,634.43-13,251,822.86

Finding the Fourth Proportional to 22,418,327.18, 30,937,634.43 and 13,251,822.86

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Solution

The fourth proportional to 22,418,327.18, 30,937,634.43 and 13,251,822.86 is: 18,287,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,418,327.18 : 30,937,634.43 = 13,251,822.86 : x
  2. Step 2: Convert to fraction form
    22,418,327.18/30,937,634.43 = 13,251,822.86/x
  3. Step 3: Cross multiply
    22,418,327.18x = 30,937,634.43 × 13,251,822.86
  4. Step 4: Simplify right side
    22,418,327.18x = 409,980,051,173,797.06
  5. Step 5: Solve for x
    x = 409,980,051,173,797.06/22,418,327.18
  6. Step 6: Final answer
    x = 18,287,718.25

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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.