Home / 64,310,805.64-88,749,719.58-34,942,630.78

Finding the Fourth Proportional to 64,310,805.64, 88,749,719.58 and 34,942,630.78

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Solution

The fourth proportional to 64,310,805.64, 88,749,719.58 and 34,942,630.78 is: 48,221,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,310,805.64 : 88,749,719.58 = 34,942,630.78 : x
  2. Step 2: Convert to fraction form
    64,310,805.64/88,749,719.58 = 34,942,630.78/x
  3. Step 3: Cross multiply
    64,310,805.64x = 88,749,719.58 × 34,942,630.78
  4. Step 4: Simplify right side
    64,310,805.64x = 3,101,148,683,112,476.50
  5. Step 5: Solve for x
    x = 3,101,148,683,112,476.50/64,310,805.64
  6. Step 6: Final answer
    x = 48,221,269.38

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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.