Home / 5,318,641.71-7,389,276.32-5,254,868.79

Finding the Fourth Proportional to 5,318,641.71, 7,389,276.32 and 5,254,868.79

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Solution

The fourth proportional to 5,318,641.71, 7,389,276.32 and 5,254,868.79 is: 7,300,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,641.71 : 7,389,276.32 = 5,254,868.79 : x
  2. Step 2: Convert to fraction form
    5,318,641.71/7,389,276.32 = 5,254,868.79/x
  3. Step 3: Cross multiply
    5,318,641.71x = 7,389,276.32 × 5,254,868.79
  4. Step 4: Simplify right side
    5,318,641.71x = 38,829,677,527,791.23
  5. Step 5: Solve for x
    x = 38,829,677,527,791.23/5,318,641.71
  6. Step 6: Final answer
    x = 7,300,675.56

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.