Home / 15,904,634.47-21,950,177.04-9,628,621.07

Finding the Fourth Proportional to 15,904,634.47, 21,950,177.04 and 9,628,621.07

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Solution

The fourth proportional to 15,904,634.47, 21,950,177.04 and 9,628,621.07 is: 13,288,575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904,634.47 : 21,950,177.04 = 9,628,621.07 : x
  2. Step 2: Convert to fraction form
    15,904,634.47/21,950,177.04 = 9,628,621.07/x
  3. Step 3: Cross multiply
    15,904,634.47x = 21,950,177.04 × 9,628,621.07
  4. Step 4: Simplify right side
    15,904,634.47x = 211,349,937,027,823.31
  5. Step 5: Solve for x
    x = 211,349,937,027,823.31/15,904,634.47
  6. Step 6: Final answer
    x = 13,288,575.57

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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.