Home / 7,516,750.47-10,373,115.62-4,078,991.50

Finding the Fourth Proportional to 7,516,750.47, 10,373,115.62 and 4,078,991.50

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Solution

The fourth proportional to 7,516,750.47, 10,373,115.62 and 4,078,991.50 is: 5,629,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516,750.47 : 10,373,115.62 = 4,078,991.50 : x
  2. Step 2: Convert to fraction form
    7,516,750.47/10,373,115.62 = 4,078,991.50/x
  3. Step 3: Cross multiply
    7,516,750.47x = 10,373,115.62 × 4,078,991.50
  4. Step 4: Simplify right side
    7,516,750.47x = 42,311,850,413,200.88
  5. Step 5: Solve for x
    x = 42,311,850,413,200.88/7,516,750.47
  6. Step 6: Final answer
    x = 5,629,008.25

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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.