Home / 40,159,822.80-55,418,434.40-22,756,376.64

Finding the Fourth Proportional to 40,159,822.80, 55,418,434.40 and 22,756,376.64

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Solution

The fourth proportional to 40,159,822.80, 55,418,434.40 and 22,756,376.64 is: 31,402,597.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,159,822.80 : 55,418,434.40 = 22,756,376.64 : x
  2. Step 2: Convert to fraction form
    40,159,822.80/55,418,434.40 = 22,756,376.64/x
  3. Step 3: Cross multiply
    40,159,822.80x = 55,418,434.40 × 22,756,376.64
  4. Step 4: Simplify right side
    40,159,822.80x = 1,261,122,766,005,532.50
  5. Step 5: Solve for x
    x = 1,261,122,766,005,532.50/40,159,822.80
  6. Step 6: Final answer
    x = 31,402,597.87

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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.