Home / 16,463,985.93-22,720,005.48-9,121,671.37

Finding the Fourth Proportional to 16,463,985.93, 22,720,005.48 and 9,121,671.37

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Solution

The fourth proportional to 16,463,985.93, 22,720,005.48 and 9,121,671.37 is: 12,587,742.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,463,985.93 : 22,720,005.48 = 9,121,671.37 : x
  2. Step 2: Convert to fraction form
    16,463,985.93/22,720,005.48 = 9,121,671.37/x
  3. Step 3: Cross multiply
    16,463,985.93x = 22,720,005.48 × 9,121,671.37
  4. Step 4: Simplify right side
    16,463,985.93x = 207,244,423,456,359.09
  5. Step 5: Solve for x
    x = 207,244,423,456,359.09/16,463,985.93
  6. Step 6: Final answer
    x = 12,587,742.99

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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.