Home / 28,548,047.52-39,396,345.48-15,495,309.18

Finding the Fourth Proportional to 28,548,047.52, 39,396,345.48 and 15,495,309.18

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Solution

The fourth proportional to 28,548,047.52, 39,396,345.48 and 15,495,309.18 is: 21,383,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,548,047.52 : 39,396,345.48 = 15,495,309.18 : x
  2. Step 2: Convert to fraction form
    28,548,047.52/39,396,345.48 = 15,495,309.18/x
  3. Step 3: Cross multiply
    28,548,047.52x = 39,396,345.48 × 15,495,309.18
  4. Step 4: Simplify right side
    28,548,047.52x = 610,458,553,774,695.50
  5. Step 5: Solve for x
    x = 610,458,553,774,695.50/28,548,047.52
  6. Step 6: Final answer
    x = 21,383,548.33

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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.