Home / 15,017,969.53-22,513,594.46-5,431,216.76

Finding the Fourth Proportional to 15,017,969.53, 22,513,594.46 and 5,431,216.76

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Solution

The fourth proportional to 15,017,969.53, 22,513,594.46 and 5,431,216.76 is: 8,141,993.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017,969.53 : 22,513,594.46 = 5,431,216.76 : x
  2. Step 2: Convert to fraction form
    15,017,969.53/22,513,594.46 = 5,431,216.76/x
  3. Step 3: Cross multiply
    15,017,969.53x = 22,513,594.46 × 5,431,216.76
  4. Step 4: Simplify right side
    15,017,969.53x = 122,276,211,534,247.67
  5. Step 5: Solve for x
    x = 122,276,211,534,247.67/15,017,969.53
  6. Step 6: Final answer
    x = 8,141,993.58

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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.