Home / 20,294,262.24-27,999,100.08-12,032,625.12

Finding the Fourth Proportional to 20,294,262.24, 27,999,100.08 and 12,032,625.12

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Solution

The fourth proportional to 20,294,262.24, 27,999,100.08 and 12,032,625.12 is: 16,600,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,294,262.24 : 27,999,100.08 = 12,032,625.12 : x
  2. Step 2: Convert to fraction form
    20,294,262.24/27,999,100.08 = 12,032,625.12/x
  3. Step 3: Cross multiply
    20,294,262.24x = 27,999,100.08 × 12,032,625.12
  4. Step 4: Simplify right side
    20,294,262.24x = 336,902,674,960,001.94
  5. Step 5: Solve for x
    x = 336,902,674,960,001.94/20,294,262.24
  6. Step 6: Final answer
    x = 16,600,883.10

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1.5x scale

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.