Home / 15,930,280.26-21,983,421.96-9,735,302.70

Finding the Fourth Proportional to 15,930,280.26, 21,983,421.96 and 9,735,302.70

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Solution

The fourth proportional to 15,930,280.26, 21,983,421.96 and 9,735,302.70 is: 13,434,494.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,930,280.26 : 21,983,421.96 = 9,735,302.70 : x
  2. Step 2: Convert to fraction form
    15,930,280.26/21,983,421.96 = 9,735,302.70/x
  3. Step 3: Cross multiply
    15,930,280.26x = 21,983,421.96 × 9,735,302.70
  4. Step 4: Simplify right side
    15,930,280.26x = 214,015,267,162,427.28
  5. Step 5: Solve for x
    x = 214,015,267,162,427.28/15,930,280.26
  6. Step 6: Final answer
    x = 13,434,494.79

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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.