Home / 15,076,305.78-22,616,981.06-11,837,712.80

Finding the Fourth Proportional to 15,076,305.78, 22,616,981.06 and 11,837,712.80

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Solution

The fourth proportional to 15,076,305.78, 22,616,981.06 and 11,837,712.80 is: 17,758,549.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076,305.78 : 22,616,981.06 = 11,837,712.80 : x
  2. Step 2: Convert to fraction form
    15,076,305.78/22,616,981.06 = 11,837,712.80/x
  3. Step 3: Cross multiply
    15,076,305.78x = 22,616,981.06 × 11,837,712.80
  4. Step 4: Simplify right side
    15,076,305.78x = 267,733,326,191,319.56
  5. Step 5: Solve for x
    x = 267,733,326,191,319.56/15,076,305.78
  6. Step 6: Final answer
    x = 17,758,549.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.