Home / 15,793,912.96-21,793,597.12-9,265,160.32

Finding the Fourth Proportional to 15,793,912.96, 21,793,597.12 and 9,265,160.32

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Solution

The fourth proportional to 15,793,912.96, 21,793,597.12 and 9,265,160.32 is: 12,784,746.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,793,912.96 : 21,793,597.12 = 9,265,160.32 : x
  2. Step 2: Convert to fraction form
    15,793,912.96/21,793,597.12 = 9,265,160.32/x
  3. Step 3: Cross multiply
    15,793,912.96x = 21,793,597.12 × 9,265,160.32
  4. Step 4: Simplify right side
    15,793,912.96x = 201,921,171,266,290.28
  5. Step 5: Solve for x
    x = 201,921,171,266,290.28/15,793,912.96
  6. Step 6: Final answer
    x = 12,784,746.36

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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.