Home / 6,884,859.60-10,303,669.80-6,317,989.20

Finding the Fourth Proportional to 6,884,859.60, 10,303,669.80 and 6,317,989.20

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Solution

The fourth proportional to 6,884,859.60, 10,303,669.80 and 6,317,989.20 is: 9,455,308.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884,859.60 : 10,303,669.80 = 6,317,989.20 : x
  2. Step 2: Convert to fraction form
    6,884,859.60/10,303,669.80 = 6,317,989.20/x
  3. Step 3: Cross multiply
    6,884,859.60x = 10,303,669.80 × 6,317,989.20
  4. Step 4: Simplify right side
    6,884,859.60x = 65,098,474,516,766.16
  5. Step 5: Solve for x
    x = 65,098,474,516,766.16/6,884,859.60
  6. Step 6: Final answer
    x = 9,455,308.94

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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.