Home / 22,076,985.36-33,120,988.92-7,700,259.72

Finding the Fourth Proportional to 22,076,985.36, 33,120,988.92 and 7,700,259.72

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Solution

The fourth proportional to 22,076,985.36, 33,120,988.92 and 7,700,259.72 is: 11,552,311.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,076,985.36 : 33,120,988.92 = 7,700,259.72 : x
  2. Step 2: Convert to fraction form
    22,076,985.36/33,120,988.92 = 7,700,259.72/x
  3. Step 3: Cross multiply
    22,076,985.36x = 33,120,988.92 × 7,700,259.72
  4. Step 4: Simplify right side
    22,076,985.36x = 255,040,216,867,242.31
  5. Step 5: Solve for x
    x = 255,040,216,867,242.31/22,076,985.36
  6. Step 6: Final answer
    x = 11,552,311.73

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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.