Home / 18,078,120.72-24,948,293.80-10,636,302.16

Finding the Fourth Proportional to 18,078,120.72, 24,948,293.80 and 10,636,302.16

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Solution

The fourth proportional to 18,078,120.72, 24,948,293.80 and 10,636,302.16 is: 14,678,383.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078,120.72 : 24,948,293.80 = 10,636,302.16 : x
  2. Step 2: Convert to fraction form
    18,078,120.72/24,948,293.80 = 10,636,302.16/x
  3. Step 3: Cross multiply
    18,078,120.72x = 24,948,293.80 × 10,636,302.16
  4. Step 4: Simplify right side
    18,078,120.72x = 265,357,591,233,254.62
  5. Step 5: Solve for x
    x = 265,357,591,233,254.62/18,078,120.72
  6. Step 6: Final answer
    x = 14,678,383.63

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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.