Home / 7,248,012.96-10,002,264.24-3,984,883.20

Finding the Fourth Proportional to 7,248,012.96, 10,002,264.24 and 3,984,883.20

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Solution

The fourth proportional to 7,248,012.96, 10,002,264.24 and 3,984,883.20 is: 5,499,142.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,012.96 : 10,002,264.24 = 3,984,883.20 : x
  2. Step 2: Convert to fraction form
    7,248,012.96/10,002,264.24 = 3,984,883.20/x
  3. Step 3: Cross multiply
    7,248,012.96x = 10,002,264.24 × 3,984,883.20
  4. Step 4: Simplify right side
    7,248,012.96x = 39,857,854,731,936.77
  5. Step 5: Solve for x
    x = 39,857,854,731,936.77/7,248,012.96
  6. Step 6: Final answer
    x = 5,499,142.31

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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.