Home / 6,721,398.23-9,273,935.23-3,820,560.74

Finding the Fourth Proportional to 6,721,398.23, 9,273,935.23 and 3,820,560.74

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Solution

The fourth proportional to 6,721,398.23, 9,273,935.23 and 3,820,560.74 is: 5,271,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721,398.23 : 9,273,935.23 = 3,820,560.74 : x
  2. Step 2: Convert to fraction form
    6,721,398.23/9,273,935.23 = 3,820,560.74/x
  3. Step 3: Cross multiply
    6,721,398.23x = 9,273,935.23 × 3,820,560.74
  4. Step 4: Simplify right side
    6,721,398.23x = 35,431,632,849,979.99
  5. Step 5: Solve for x
    x = 35,431,632,849,979.99/6,721,398.23
  6. Step 6: Final answer
    x = 5,271,467.58

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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.