Home / 40,166,304.32-55,456,193.22-30,857,295.08

Finding the Fourth Proportional to 40,166,304.32, 55,456,193.22 and 30,857,295.08

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Solution

The fourth proportional to 40,166,304.32, 55,456,193.22 and 30,857,295.08 is: 42,603,574.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166,304.32 : 55,456,193.22 = 30,857,295.08 : x
  2. Step 2: Convert to fraction form
    40,166,304.32/55,456,193.22 = 30,857,295.08/x
  3. Step 3: Cross multiply
    40,166,304.32x = 55,456,193.22 × 30,857,295.08
  4. Step 4: Simplify right side
    40,166,304.32x = 1,711,228,118,203,035.25
  5. Step 5: Solve for x
    x = 1,711,228,118,203,035.25/40,166,304.32
  6. Step 6: Final answer
    x = 42,603,574.00

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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.