Home / 7,641,913.27-10,545,908.81-4,157,327.98

Finding the Fourth Proportional to 7,641,913.27, 10,545,908.81 and 4,157,327.98

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Solution

The fourth proportional to 7,641,913.27, 10,545,908.81 and 4,157,327.98 is: 5,737,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641,913.27 : 10,545,908.81 = 4,157,327.98 : x
  2. Step 2: Convert to fraction form
    7,641,913.27/10,545,908.81 = 4,157,327.98/x
  3. Step 3: Cross multiply
    7,641,913.27x = 10,545,908.81 × 4,157,327.98
  4. Step 4: Simplify right side
    7,641,913.27x = 43,842,801,696,825.32
  5. Step 5: Solve for x
    x = 43,842,801,696,825.32/7,641,913.27
  6. Step 6: Final answer
    x = 5,737,149.87

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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.