Home / 53,975,003.07-74,479,103.20-30,452,168.48

Finding the Fourth Proportional to 53,975,003.07, 74,479,103.20 and 30,452,168.48

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Solution

The fourth proportional to 53,975,003.07, 74,479,103.20 and 30,452,168.48 is: 42,020,381.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,975,003.07 : 74,479,103.20 = 30,452,168.48 : x
  2. Step 2: Convert to fraction form
    53,975,003.07/74,479,103.20 = 30,452,168.48/x
  3. Step 3: Cross multiply
    53,975,003.07x = 74,479,103.20 × 30,452,168.48
  4. Step 4: Simplify right side
    53,975,003.07x = 2,268,050,198,551,377
  5. Step 5: Solve for x
    x = 2,268,050,198,551,377/53,975,003.07
  6. Step 6: Final answer
    x = 42,020,381.09

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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.