Home / 18,065,145.42-24,929,838.46-9,805,207.28

Finding the Fourth Proportional to 18,065,145.42, 24,929,838.46 and 9,805,207.28

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Solution

The fourth proportional to 18,065,145.42, 24,929,838.46 and 9,805,207.28 is: 13,531,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,145.42 : 24,929,838.46 = 9,805,207.28 : x
  2. Step 2: Convert to fraction form
    18,065,145.42/24,929,838.46 = 9,805,207.28/x
  3. Step 3: Cross multiply
    18,065,145.42x = 24,929,838.46 × 9,805,207.28
  4. Step 4: Simplify right side
    18,065,145.42x = 244,442,233,444,823.31
  5. Step 5: Solve for x
    x = 244,442,233,444,823.31/18,065,145.42
  6. Step 6: Final answer
    x = 13,531,152.27

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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.