Home / 46,239,145.28-69,381,507.32-21,648,734

Finding the Fourth Proportional to 46,239,145.28, 69,381,507.32 and 21,648,734

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Solution

The fourth proportional to 46,239,145.28, 69,381,507.32 and 21,648,734 is: 32,483,770.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,239,145.28 : 69,381,507.32 = 21,648,734 : x
  2. Step 2: Convert to fraction form
    46,239,145.28/69,381,507.32 = 21,648,734/x
  3. Step 3: Cross multiply
    46,239,145.28x = 69,381,507.32 × 21,648,734
  4. Step 4: Simplify right side
    46,239,145.28x = 1,502,021,796,489,732.75
  5. Step 5: Solve for x
    x = 1,502,021,796,489,732.75/46,239,145.28
  6. Step 6: Final answer
    x = 32,483,770.78

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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.