Home / 42,301,441.52-63,452,381.26-19,256,259.62

Finding the Fourth Proportional to 42,301,441.52, 63,452,381.26 and 19,256,259.62

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Solution

The fourth proportional to 42,301,441.52, 63,452,381.26 and 19,256,259.62 is: 28,884,489.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,301,441.52 : 63,452,381.26 = 19,256,259.62 : x
  2. Step 2: Convert to fraction form
    42,301,441.52/63,452,381.26 = 19,256,259.62/x
  3. Step 3: Cross multiply
    42,301,441.52x = 63,452,381.26 × 19,256,259.62
  4. Step 4: Simplify right side
    42,301,441.52x = 1,221,855,527,049,782.75
  5. Step 5: Solve for x
    x = 1,221,855,527,049,782.75/42,301,441.52
  6. Step 6: Final answer
    x = 28,884,489.11

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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.