Home / 40,001,544.42-55,202,133.06-21,666,829.92

Finding the Fourth Proportional to 40,001,544.42, 55,202,133.06 and 21,666,829.92

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Solution

The fourth proportional to 40,001,544.42, 55,202,133.06 and 21,666,829.92 is: 29,900,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,001,544.42 : 55,202,133.06 = 21,666,829.92 : x
  2. Step 2: Convert to fraction form
    40,001,544.42/55,202,133.06 = 21,666,829.92/x
  3. Step 3: Cross multiply
    40,001,544.42x = 55,202,133.06 × 21,666,829.92
  4. Step 4: Simplify right side
    40,001,544.42x = 1,196,055,228,232,229.25
  5. Step 5: Solve for x
    x = 1,196,055,228,232,229.25/40,001,544.42
  6. Step 6: Final answer
    x = 29,900,226.24

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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.