Home / 21,562,599.42-29,755,988.10-12,269,963.52

Finding the Fourth Proportional to 21,562,599.42, 29,755,988.10 and 12,269,963.52

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Solution

The fourth proportional to 21,562,599.42, 29,755,988.10 and 12,269,963.52 is: 16,932,322.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562,599.42 : 29,755,988.10 = 12,269,963.52 : x
  2. Step 2: Convert to fraction form
    21,562,599.42/29,755,988.10 = 12,269,963.52/x
  3. Step 3: Cross multiply
    21,562,599.42x = 29,755,988.10 × 12,269,963.52
  4. Step 4: Simplify right side
    21,562,599.42x = 365,104,888,488,554.12
  5. Step 5: Solve for x
    x = 365,104,888,488,554.12/21,562,599.42
  6. Step 6: Final answer
    x = 16,932,322.55

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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.