Home / 64,578,452.12-89,118,960.92-35,209,546.46

Finding the Fourth Proportional to 64,578,452.12, 89,118,960.92 and 35,209,546.46

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Solution

The fourth proportional to 64,578,452.12, 89,118,960.92 and 35,209,546.46 is: 48,589,554.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,578,452.12 : 89,118,960.92 = 35,209,546.46 : x
  2. Step 2: Convert to fraction form
    64,578,452.12/89,118,960.92 = 35,209,546.46/x
  3. Step 3: Cross multiply
    64,578,452.12x = 89,118,960.92 × 35,209,546.46
  4. Step 4: Simplify right side
    64,578,452.12x = 3,137,838,194,979,664.50
  5. Step 5: Solve for x
    x = 3,137,838,194,979,664.50/64,578,452.12
  6. Step 6: Final answer
    x = 48,589,554.13

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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.