Home / 64,274,023.18-96,414,678.41-20,558,621.47

Finding the Fourth Proportional to 64,274,023.18, 96,414,678.41 and 20,558,621.47

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Solution

The fourth proportional to 64,274,023.18, 96,414,678.41 and 20,558,621.47 is: 30,839,097.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,274,023.18 : 96,414,678.41 = 20,558,621.47 : x
  2. Step 2: Convert to fraction form
    64,274,023.18/96,414,678.41 = 20,558,621.47/x
  3. Step 3: Cross multiply
    64,274,023.18x = 96,414,678.41 × 20,558,621.47
  4. Step 4: Simplify right side
    64,274,023.18x = 1,982,152,877,235,462
  5. Step 5: Solve for x
    x = 1,982,152,877,235,462/64,274,023.18
  6. Step 6: Final answer
    x = 30,839,097.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.