Home / 28,549,250.28-39,397,995.96-15,496,507.20

Finding the Fourth Proportional to 28,549,250.28, 39,397,995.96 and 15,496,507.20

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Solution

The fourth proportional to 28,549,250.28, 39,397,995.96 and 15,496,507.20 is: 21,385,196.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,549,250.28 : 39,397,995.96 = 15,496,507.20 : x
  2. Step 2: Convert to fraction form
    28,549,250.28/39,397,995.96 = 15,496,507.20/x
  3. Step 3: Cross multiply
    28,549,250.28x = 39,397,995.96 × 15,496,507.20
  4. Step 4: Simplify right side
    28,549,250.28x = 610,531,328,059,710.88
  5. Step 5: Solve for x
    x = 610,531,328,059,710.88/28,549,250.28
  6. Step 6: Final answer
    x = 21,385,196.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.