Home / 10,284,804.20-15,428,256.06-3,552,343.40

Finding the Fourth Proportional to 10,284,804.20, 15,428,256.06 and 3,552,343.40

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Solution

The fourth proportional to 10,284,804.20, 15,428,256.06 and 3,552,343.40 is: 5,328,877.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284,804.20 : 15,428,256.06 = 3,552,343.40 : x
  2. Step 2: Convert to fraction form
    10,284,804.20/15,428,256.06 = 3,552,343.40/x
  3. Step 3: Cross multiply
    10,284,804.20x = 15,428,256.06 × 3,552,343.40
  4. Step 4: Simplify right side
    10,284,804.20x = 54,806,463,588,251.01
  5. Step 5: Solve for x
    x = 54,806,463,588,251.01/10,284,804.20
  6. Step 6: Final answer
    x = 5,328,877.68

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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.