Home / 40,814,768.16-56,324,437.56-22,229,981.28

Finding the Fourth Proportional to 40,814,768.16, 56,324,437.56 and 22,229,981.28

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Solution

The fourth proportional to 40,814,768.16, 56,324,437.56 and 22,229,981.28 is: 30,677,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,814,768.16 : 56,324,437.56 = 22,229,981.28 : x
  2. Step 2: Convert to fraction form
    40,814,768.16/56,324,437.56 = 22,229,981.28/x
  3. Step 3: Cross multiply
    40,814,768.16x = 56,324,437.56 × 22,229,981.28
  4. Step 4: Simplify right side
    40,814,768.16x = 1,252,091,192,565,329
  5. Step 5: Solve for x
    x = 1,252,091,192,565,329/40,814,768.16
  6. Step 6: Final answer
    x = 30,677,405.48

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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.