Home / 7,113,013.60-10,638,027.60-5,979,272.80

Finding the Fourth Proportional to 7,113,013.60, 10,638,027.60 and 5,979,272.80

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Solution

The fourth proportional to 7,113,013.60, 10,638,027.60 and 5,979,272.80 is: 8,942,436.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,013.60 : 10,638,027.60 = 5,979,272.80 : x
  2. Step 2: Convert to fraction form
    7,113,013.60/10,638,027.60 = 5,979,272.80/x
  3. Step 3: Cross multiply
    7,113,013.60x = 10,638,027.60 × 5,979,272.80
  4. Step 4: Simplify right side
    7,113,013.60x = 63,607,669,074,329.27
  5. Step 5: Solve for x
    x = 63,607,669,074,329.27/7,113,013.60
  6. Step 6: Final answer
    x = 8,942,436.03

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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.