Home / 64,614,396.38-96,922,438.79-21,483,599.81

Finding the Fourth Proportional to 64,614,396.38, 96,922,438.79 and 21,483,599.81

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Solution

The fourth proportional to 64,614,396.38, 96,922,438.79 and 21,483,599.81 is: 32,225,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,614,396.38 : 96,922,438.79 = 21,483,599.81 : x
  2. Step 2: Convert to fraction form
    64,614,396.38/96,922,438.79 = 21,483,599.81/x
  3. Step 3: Cross multiply
    64,614,396.38x = 96,922,438.79 × 21,483,599.81
  4. Step 4: Simplify right side
    64,614,396.38x = 2,082,242,886,981,550.25
  5. Step 5: Solve for x
    x = 2,082,242,886,981,550.25/64,614,396.38
  6. Step 6: Final answer
    x = 32,225,680.40

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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.