Home / 22,318,563.90-30,799,494.37-12,529,005.48

Finding the Fourth Proportional to 22,318,563.90, 30,799,494.37 and 12,529,005.48

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Solution

The fourth proportional to 22,318,563.90, 30,799,494.37 and 12,529,005.48 is: 17,289,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,318,563.90 : 30,799,494.37 = 12,529,005.48 : x
  2. Step 2: Convert to fraction form
    22,318,563.90/30,799,494.37 = 12,529,005.48/x
  3. Step 3: Cross multiply
    22,318,563.90x = 30,799,494.37 × 12,529,005.48
  4. Step 4: Simplify right side
    22,318,563.90x = 385,887,033,742,959.19
  5. Step 5: Solve for x
    x = 385,887,033,742,959.19/22,318,563.90
  6. Step 6: Final answer
    x = 17,289,958.06

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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.