Home / 5,239,931.15-7,231,030.90-2,948,086.37

Finding the Fourth Proportional to 5,239,931.15, 7,231,030.90 and 2,948,086.37

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Solution

The fourth proportional to 5,239,931.15, 7,231,030.90 and 2,948,086.37 is: 4,068,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,931.15 : 7,231,030.90 = 2,948,086.37 : x
  2. Step 2: Convert to fraction form
    5,239,931.15/7,231,030.90 = 2,948,086.37/x
  3. Step 3: Cross multiply
    5,239,931.15x = 7,231,030.90 × 2,948,086.37
  4. Step 4: Simplify right side
    5,239,931.15x = 21,317,703,593,813.46
  5. Step 5: Solve for x
    x = 21,317,703,593,813.46/5,239,931.15
  6. Step 6: Final answer
    x = 4,068,317.50

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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.