Home / 28,584,903.52-39,447,085.34-15,532,158.97

Finding the Fourth Proportional to 28,584,903.52, 39,447,085.34 and 15,532,158.97

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Solution

The fourth proportional to 28,584,903.52, 39,447,085.34 and 15,532,158.97 is: 21,434,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,903.52 : 39,447,085.34 = 15,532,158.97 : x
  2. Step 2: Convert to fraction form
    28,584,903.52/39,447,085.34 = 15,532,158.97/x
  3. Step 3: Cross multiply
    28,584,903.52x = 39,447,085.34 × 15,532,158.97
  4. Step 4: Simplify right side
    28,584,903.52x = 612,698,400,581,247.12
  5. Step 5: Solve for x
    x = 612,698,400,581,247.12/28,584,903.52
  6. Step 6: Final answer
    x = 21,434,335.09

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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.