Home / 70,308,927.12-97,027,095.60-38,947,456.48

Finding the Fourth Proportional to 70,308,927.12, 97,027,095.60 and 38,947,456.48

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Solution

The fourth proportional to 70,308,927.12, 97,027,095.60 and 38,947,456.48 is: 53,747,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,308,927.12 : 97,027,095.60 = 38,947,456.48 : x
  2. Step 2: Convert to fraction form
    70,308,927.12/97,027,095.60 = 38,947,456.48/x
  3. Step 3: Cross multiply
    70,308,927.12x = 97,027,095.60 × 38,947,456.48
  4. Step 4: Simplify right side
    70,308,927.12x = 3,778,958,583,261,799
  5. Step 5: Solve for x
    x = 3,778,958,583,261,799/70,308,927.12
  6. Step 6: Final answer
    x = 53,747,919.90

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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.