Home / 70,982,442.81-97,956,066.33-38,387,394.81

Finding the Fourth Proportional to 70,982,442.81, 97,956,066.33 and 38,387,394.81

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Solution

The fourth proportional to 70,982,442.81, 97,956,066.33 and 38,387,394.81 is: 52,974,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,982,442.81 : 97,956,066.33 = 38,387,394.81 : x
  2. Step 2: Convert to fraction form
    70,982,442.81/97,956,066.33 = 38,387,394.81/x
  3. Step 3: Cross multiply
    70,982,442.81x = 97,956,066.33 × 38,387,394.81
  4. Step 4: Simplify right side
    70,982,442.81x = 3,760,278,192,244,258
  5. Step 5: Solve for x
    x = 3,760,278,192,244,258/70,982,442.81
  6. Step 6: Final answer
    x = 52,974,764.51

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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.