Home / 64,649,753.69-89,216,636.52-35,281,086.32

Finding the Fourth Proportional to 64,649,753.69, 89,216,636.52 and 35,281,086.32

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Solution

The fourth proportional to 64,649,753.69, 89,216,636.52 and 35,281,086.32 is: 48,687,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,649,753.69 : 89,216,636.52 = 35,281,086.32 : x
  2. Step 2: Convert to fraction form
    64,649,753.69/89,216,636.52 = 35,281,086.32/x
  3. Step 3: Cross multiply
    64,649,753.69x = 89,216,636.52 × 35,281,086.32
  4. Step 4: Simplify right side
    64,649,753.69x = 3,147,659,853,796,101
  5. Step 5: Solve for x
    x = 3,147,659,853,796,101/64,649,753.69
  6. Step 6: Final answer
    x = 48,687,886.25

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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.