Home / 53,988,352.17-74,502,083.66-30,790,952.52

Finding the Fourth Proportional to 53,988,352.17, 74,502,083.66 and 30,790,952.52

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Solution

The fourth proportional to 53,988,352.17, 74,502,083.66 and 30,790,952.52 is: 42,490,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,988,352.17 : 74,502,083.66 = 30,790,952.52 : x
  2. Step 2: Convert to fraction form
    53,988,352.17/74,502,083.66 = 30,790,952.52/x
  3. Step 3: Cross multiply
    53,988,352.17x = 74,502,083.66 × 30,790,952.52
  4. Step 4: Simplify right side
    53,988,352.17x = 2,293,990,120,355,989
  5. Step 5: Solve for x
    x = 2,293,990,120,355,989/53,988,352.17
  6. Step 6: Final answer
    x = 42,490,463.74

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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.