Home / 21,377,015.15-32,065,073.47-5,203,056.65

Finding the Fourth Proportional to 21,377,015.15, 32,065,073.47 and 5,203,056.65

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Solution

The fourth proportional to 21,377,015.15, 32,065,073.47 and 5,203,056.65 is: 7,804,475.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,377,015.15 : 32,065,073.47 = 5,203,056.65 : x
  2. Step 2: Convert to fraction form
    21,377,015.15/32,065,073.47 = 5,203,056.65/x
  3. Step 3: Cross multiply
    21,377,015.15x = 32,065,073.47 × 5,203,056.65
  4. Step 4: Simplify right side
    21,377,015.15x = 166,836,393,590,496.69
  5. Step 5: Solve for x
    x = 166,836,393,590,496.69/21,377,015.15
  6. Step 6: Final answer
    x = 7,804,475.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.