Home / 7,018,396.92-10,528,598.34-2,161,113.66

Finding the Fourth Proportional to 7,018,396.92, 10,528,598.34 and 2,161,113.66

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Solution

The fourth proportional to 7,018,396.92, 10,528,598.34 and 2,161,113.66 is: 3,241,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,396.92 : 10,528,598.34 = 2,161,113.66 : x
  2. Step 2: Convert to fraction form
    7,018,396.92/10,528,598.34 = 2,161,113.66/x
  3. Step 3: Cross multiply
    7,018,396.92x = 10,528,598.34 × 2,161,113.66
  4. Step 4: Simplify right side
    7,018,396.92x = 22,753,497,693,227.32
  5. Step 5: Solve for x
    x = 22,753,497,693,227.32/7,018,396.92
  6. Step 6: Final answer
    x = 3,241,979.32

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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.