Home / 5,147,520.53-7,721,335.47-1,553,319.08

Finding the Fourth Proportional to 5,147,520.53, 7,721,335.47 and 1,553,319.08

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Solution

The fourth proportional to 5,147,520.53, 7,721,335.47 and 1,553,319.08 is: 2,329,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,520.53 : 7,721,335.47 = 1,553,319.08 : x
  2. Step 2: Convert to fraction form
    5,147,520.53/7,721,335.47 = 1,553,319.08/x
  3. Step 3: Cross multiply
    5,147,520.53x = 7,721,335.47 × 1,553,319.08
  4. Step 4: Simplify right side
    5,147,520.53x = 11,993,697,670,025.09
  5. Step 5: Solve for x
    x = 11,993,697,670,025.09/5,147,520.53
  6. Step 6: Final answer
    x = 2,329,995.11

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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.