Home / 28,257,873.24-42,393,130.74-10,306,977.24

Finding the Fourth Proportional to 28,257,873.24, 42,393,130.74 and 10,306,977.24

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Solution

The fourth proportional to 28,257,873.24, 42,393,130.74 and 10,306,977.24 is: 15,462,771.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,257,873.24 : 42,393,130.74 = 10,306,977.24 : x
  2. Step 2: Convert to fraction form
    28,257,873.24/42,393,130.74 = 10,306,977.24/x
  3. Step 3: Cross multiply
    28,257,873.24x = 42,393,130.74 × 10,306,977.24
  4. Step 4: Simplify right side
    28,257,873.24x = 436,945,033,669,524.38
  5. Step 5: Solve for x
    x = 436,945,033,669,524.38/28,257,873.24
  6. Step 6: Final answer
    x = 15,462,771.38

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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.