Home / 22,329,052.96-30,818,114.64-13,161,160.48

Finding the Fourth Proportional to 22,329,052.96, 30,818,114.64 and 13,161,160.48

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Solution

The fourth proportional to 22,329,052.96, 30,818,114.64 and 13,161,160.48 is: 18,164,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,329,052.96 : 30,818,114.64 = 13,161,160.48 : x
  2. Step 2: Convert to fraction form
    22,329,052.96/30,818,114.64 = 13,161,160.48/x
  3. Step 3: Cross multiply
    22,329,052.96x = 30,818,114.64 × 13,161,160.48
  4. Step 4: Simplify right side
    22,329,052.96x = 405,602,152,468,077.44
  5. Step 5: Solve for x
    x = 405,602,152,468,077.44/22,329,052.96
  6. Step 6: Final answer
    x = 18,164,771.84

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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.