Home / 10,556,003.70-15,815,343.15-9,361,610.10

Finding the Fourth Proportional to 10,556,003.70, 15,815,343.15 and 9,361,610.10

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Solution

The fourth proportional to 10,556,003.70, 15,815,343.15 and 9,361,610.10 is: 14,025,864.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556,003.70 : 15,815,343.15 = 9,361,610.10 : x
  2. Step 2: Convert to fraction form
    10,556,003.70/15,815,343.15 = 9,361,610.10/x
  3. Step 3: Cross multiply
    10,556,003.70x = 15,815,343.15 × 9,361,610.10
  4. Step 4: Simplify right side
    10,556,003.70x = 148,057,076,168,005.81
  5. Step 5: Solve for x
    x = 148,057,076,168,005.81/10,556,003.70
  6. Step 6: Final answer
    x = 14,025,864.37

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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.