Home / 54,988,354.98-75,875,493.96-31,778,999.46

Finding the Fourth Proportional to 54,988,354.98, 75,875,493.96 and 31,778,999.46

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Solution

The fourth proportional to 54,988,354.98, 75,875,493.96 and 31,778,999.46 is: 43,850,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,988,354.98 : 75,875,493.96 = 31,778,999.46 : x
  2. Step 2: Convert to fraction form
    54,988,354.98/75,875,493.96 = 31,778,999.46/x
  3. Step 3: Cross multiply
    54,988,354.98x = 75,875,493.96 × 31,778,999.46
  4. Step 4: Simplify right side
    54,988,354.98x = 2,411,247,281,582,073
  5. Step 5: Solve for x
    x = 2,411,247,281,582,073/54,988,354.98
  6. Step 6: Final answer
    x = 43,850,143.95

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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.