Home / 7,716,286.34-10,647,496.47-4,230,707.90

Finding the Fourth Proportional to 7,716,286.34, 10,647,496.47 and 4,230,707.90

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Solution

The fourth proportional to 7,716,286.34, 10,647,496.47 and 4,230,707.90 is: 5,837,840.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716,286.34 : 10,647,496.47 = 4,230,707.90 : x
  2. Step 2: Convert to fraction form
    7,716,286.34/10,647,496.47 = 4,230,707.90/x
  3. Step 3: Cross multiply
    7,716,286.34x = 10,647,496.47 × 4,230,707.90
  4. Step 4: Simplify right side
    7,716,286.34x = 45,046,447,430,851.12
  5. Step 5: Solve for x
    x = 45,046,447,430,851.12/7,716,286.34
  6. Step 6: Final answer
    x = 5,837,840.31

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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.