Home / 5,735,678.70-7,915,520.80-3,157,332.06

Finding the Fourth Proportional to 5,735,678.70, 7,915,520.80 and 3,157,332.06

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Solution

The fourth proportional to 5,735,678.70, 7,915,520.80 and 3,157,332.06 is: 4,357,274.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735,678.70 : 7,915,520.80 = 3,157,332.06 : x
  2. Step 2: Convert to fraction form
    5,735,678.70/7,915,520.80 = 3,157,332.06/x
  3. Step 3: Cross multiply
    5,735,678.70x = 7,915,520.80 × 3,157,332.06
  4. Step 4: Simplify right side
    5,735,678.70x = 24,991,927,593,436.85
  5. Step 5: Solve for x
    x = 24,991,927,593,436.85/5,735,678.70
  6. Step 6: Final answer
    x = 4,357,274.68

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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.