Home / 53,975,045.52-74,479,161.60-30,452,210.88

Finding the Fourth Proportional to 53,975,045.52, 74,479,161.60 and 30,452,210.88

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Solution

The fourth proportional to 53,975,045.52, 74,479,161.60 and 30,452,210.88 is: 42,020,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,975,045.52 : 74,479,161.60 = 30,452,210.88 : x
  2. Step 2: Convert to fraction form
    53,975,045.52/74,479,161.60 = 30,452,210.88/x
  3. Step 3: Cross multiply
    53,975,045.52x = 74,479,161.60 × 30,452,210.88
  4. Step 4: Simplify right side
    53,975,045.52x = 2,268,055,135,208,798
  5. Step 5: Solve for x
    x = 2,268,055,135,208,798/53,975,045.52
  6. Step 6: Final answer
    x = 42,020,439.51

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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.