Home / 7,106,765.47-9,807,336.36-3,843,580.21

Finding the Fourth Proportional to 7,106,765.47, 9,807,336.36 and 3,843,580.21

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Solution

The fourth proportional to 7,106,765.47, 9,807,336.36 and 3,843,580.21 is: 5,304,140.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106,765.47 : 9,807,336.36 = 3,843,580.21 : x
  2. Step 2: Convert to fraction form
    7,106,765.47/9,807,336.36 = 3,843,580.21/x
  3. Step 3: Cross multiply
    7,106,765.47x = 9,807,336.36 × 3,843,580.21
  4. Step 4: Simplify right side
    7,106,765.47x = 37,695,283,921,591.09
  5. Step 5: Solve for x
    x = 37,695,283,921,591.09/7,106,765.47
  6. Step 6: Final answer
    x = 5,304,140.69

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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.