Home / 7,140,061.94-9,853,184.58-4,042,505.37

Finding the Fourth Proportional to 7,140,061.94, 9,853,184.58 and 4,042,505.37

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Solution

The fourth proportional to 7,140,061.94, 9,853,184.58 and 4,042,505.37 is: 5,578,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,061.94 : 9,853,184.58 = 4,042,505.37 : x
  2. Step 2: Convert to fraction form
    7,140,061.94/9,853,184.58 = 4,042,505.37/x
  3. Step 3: Cross multiply
    7,140,061.94x = 9,853,184.58 × 4,042,505.37
  4. Step 4: Simplify right side
    7,140,061.94x = 39,831,551,576,251.20
  5. Step 5: Solve for x
    x = 39,831,551,576,251.20/7,140,061.94
  6. Step 6: Final answer
    x = 5,578,600.29

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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.