Home / 7,873,822.87-10,865,875.70-4,252,150.87

Finding the Fourth Proportional to 7,873,822.87, 10,865,875.70 and 4,252,150.87

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Solution

The fourth proportional to 7,873,822.87, 10,865,875.70 and 4,252,150.87 is: 5,867,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,822.87 : 10,865,875.70 = 4,252,150.87 : x
  2. Step 2: Convert to fraction form
    7,873,822.87/10,865,875.70 = 4,252,150.87/x
  3. Step 3: Cross multiply
    7,873,822.87x = 10,865,875.70 × 4,252,150.87
  4. Step 4: Simplify right side
    7,873,822.87x = 46,203,342,811,066.86
  5. Step 5: Solve for x
    x = 46,203,342,811,066.86/7,873,822.87
  6. Step 6: Final answer
    x = 5,867,968.28

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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.