Home / 21,387,904.04-29,515,323.13-11,598,345.74

Finding the Fourth Proportional to 21,387,904.04, 29,515,323.13 and 11,598,345.74

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Solution

The fourth proportional to 21,387,904.04, 29,515,323.13 and 11,598,345.74 is: 16,005,725.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,904.04 : 29,515,323.13 = 11,598,345.74 : x
  2. Step 2: Convert to fraction form
    21,387,904.04/29,515,323.13 = 11,598,345.74/x
  3. Step 3: Cross multiply
    21,387,904.04x = 29,515,323.13 × 11,598,345.74
  4. Step 4: Simplify right side
    21,387,904.04x = 342,328,922,325,467.44
  5. Step 5: Solve for x
    x = 342,328,922,325,467.44/21,387,904.04
  6. Step 6: Final answer
    x = 16,005,725.56

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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.