Home / 43,228,667.64-64,823,506.33-21,360,521.13

Finding the Fourth Proportional to 43,228,667.64, 64,823,506.33 and 21,360,521.13

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Solution

The fourth proportional to 43,228,667.64, 64,823,506.33 and 21,360,521.13 is: 32,031,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,228,667.64 : 64,823,506.33 = 21,360,521.13 : x
  2. Step 2: Convert to fraction form
    43,228,667.64/64,823,506.33 = 21,360,521.13/x
  3. Step 3: Cross multiply
    43,228,667.64x = 64,823,506.33 × 21,360,521.13
  4. Step 4: Simplify right side
    43,228,667.64x = 1,384,663,876,682,653.75
  5. Step 5: Solve for x
    x = 1,384,663,876,682,653.75/43,228,667.64
  6. Step 6: Final answer
    x = 32,031,148.59

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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.