Home / 10,176,645.78-15,266,838.56-3,353,621.30

Finding the Fourth Proportional to 10,176,645.78, 15,266,838.56 and 3,353,621.30

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Solution

The fourth proportional to 10,176,645.78, 15,266,838.56 and 3,353,621.30 is: 5,031,048.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176,645.78 : 15,266,838.56 = 3,353,621.30 : x
  2. Step 2: Convert to fraction form
    10,176,645.78/15,266,838.56 = 3,353,621.30/x
  3. Step 3: Cross multiply
    10,176,645.78x = 15,266,838.56 × 3,353,621.30
  4. Step 4: Simplify right side
    10,176,645.78x = 51,199,194,978,477.33
  5. Step 5: Solve for x
    x = 51,199,194,978,477.33/10,176,645.78
  6. Step 6: Final answer
    x = 5,031,048.16

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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.