Home / 64,543,010.20-89,069,352.78-35,569,634.20

Finding the Fourth Proportional to 64,543,010.20, 89,069,352.78 and 35,569,634.20

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Solution

The fourth proportional to 64,543,010.20, 89,069,352.78 and 35,569,634.20 is: 49,086,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,543,010.20 : 89,069,352.78 = 35,569,634.20 : x
  2. Step 2: Convert to fraction form
    64,543,010.20/89,069,352.78 = 35,569,634.20/x
  3. Step 3: Cross multiply
    64,543,010.20x = 89,069,352.78 × 35,569,634.20
  4. Step 4: Simplify right side
    64,543,010.20x = 3,168,164,296,815,353.50
  5. Step 5: Solve for x
    x = 3,168,164,296,815,353.50/64,543,010.20
  6. Step 6: Final answer
    x = 49,086,094.48

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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.