Home / 40,504,888.16-55,904,713.44-30,698,227.16

Finding the Fourth Proportional to 40,504,888.16, 55,904,713.44 and 30,698,227.16

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Solution

The fourth proportional to 40,504,888.16, 55,904,713.44 and 30,698,227.16 is: 42,369,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,504,888.16 : 55,904,713.44 = 30,698,227.16 : x
  2. Step 2: Convert to fraction form
    40,504,888.16/55,904,713.44 = 30,698,227.16/x
  3. Step 3: Cross multiply
    40,504,888.16x = 55,904,713.44 × 30,698,227.16
  4. Step 4: Simplify right side
    40,504,888.16x = 1,716,175,592,495,825
  5. Step 5: Solve for x
    x = 1,716,175,592,495,825/40,504,888.16
  6. Step 6: Final answer
    x = 42,369,592.18

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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.