Home / 7,019,729.25-10,528,262.24-3,421,877.73

Finding the Fourth Proportional to 7,019,729.25, 10,528,262.24 and 3,421,877.73

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Solution

The fourth proportional to 7,019,729.25, 10,528,262.24 and 3,421,877.73 is: 5,132,167.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,729.25 : 10,528,262.24 = 3,421,877.73 : x
  2. Step 2: Convert to fraction form
    7,019,729.25/10,528,262.24 = 3,421,877.73/x
  3. Step 3: Cross multiply
    7,019,729.25x = 10,528,262.24 × 3,421,877.73
  4. Step 4: Simplify right side
    7,019,729.25x = 36,026,426,077,546.52
  5. Step 5: Solve for x
    x = 36,026,426,077,546.52/7,019,729.25
  6. Step 6: Final answer
    x = 5,132,167.47

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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.