Home / 10,143,372-15,215,943.60-2,570,338.02

Finding the Fourth Proportional to 10,143,372, 15,215,943.60 and 2,570,338.02

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Solution

The fourth proportional to 10,143,372, 15,215,943.60 and 2,570,338.02 is: 3,855,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,372 : 15,215,943.60 = 2,570,338.02 : x
  2. Step 2: Convert to fraction form
    10,143,372/15,215,943.60 = 2,570,338.02/x
  3. Step 3: Cross multiply
    10,143,372x = 15,215,943.60 × 2,570,338.02
  4. Step 4: Simplify right side
    10,143,372x = 39,110,118,345,255.67
  5. Step 5: Solve for x
    x = 39,110,118,345,255.67/10,143,372
  6. Step 6: Final answer
    x = 3,855,731.44

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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.