Home / 40,663,884.12-56,117,135.13-22,079,807.54

Finding the Fourth Proportional to 40,663,884.12, 56,117,135.13 and 22,079,807.54

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Solution

The fourth proportional to 40,663,884.12, 56,117,135.13 and 22,079,807.54 is: 30,470,663.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,663,884.12 : 56,117,135.13 = 22,079,807.54 : x
  2. Step 2: Convert to fraction form
    40,663,884.12/56,117,135.13 = 22,079,807.54/x
  3. Step 3: Cross multiply
    40,663,884.12x = 56,117,135.13 × 22,079,807.54
  4. Step 4: Simplify right side
    40,663,884.12x = 1,239,055,543,366,573
  5. Step 5: Solve for x
    x = 1,239,055,543,366,573/40,663,884.12
  6. Step 6: Final answer
    x = 30,470,663.84

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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.