Home / 28,835,549.07-39,793,178.99-15,604,726.61

Finding the Fourth Proportional to 28,835,549.07, 39,793,178.99 and 15,604,726.61

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Solution

The fourth proportional to 28,835,549.07, 39,793,178.99 and 15,604,726.61 is: 21,534,588.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835,549.07 : 39,793,178.99 = 15,604,726.61 : x
  2. Step 2: Convert to fraction form
    28,835,549.07/39,793,178.99 = 15,604,726.61/x
  3. Step 3: Cross multiply
    28,835,549.07x = 39,793,178.99 × 15,604,726.61
  4. Step 4: Simplify right side
    28,835,549.07x = 620,961,679,008,481.25
  5. Step 5: Solve for x
    x = 620,961,679,008,481.25/28,835,549.07
  6. Step 6: Final answer
    x = 21,534,588.35

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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.