Home / 7,256,500.09-10,013,840.52-3,948,681.49

Finding the Fourth Proportional to 7,256,500.09, 10,013,840.52 and 3,948,681.49

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Solution

The fourth proportional to 7,256,500.09, 10,013,840.52 and 3,948,681.49 is: 5,449,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256,500.09 : 10,013,840.52 = 3,948,681.49 : x
  2. Step 2: Convert to fraction form
    7,256,500.09/10,013,840.52 = 3,948,681.49/x
  3. Step 3: Cross multiply
    7,256,500.09x = 10,013,840.52 × 3,948,681.49
  4. Step 4: Simplify right side
    7,256,500.09x = 39,541,466,705,135.98
  5. Step 5: Solve for x
    x = 39,541,466,705,135.98/7,256,500.09
  6. Step 6: Final answer
    x = 5,449,109.93

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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.