Home / 11,346,448.91-15,656,892.11-6,384,803.61

Finding the Fourth Proportional to 11,346,448.91, 15,656,892.11 and 6,384,803.61

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Solution

The fourth proportional to 11,346,448.91, 15,656,892.11 and 6,384,803.61 is: 8,810,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346,448.91 : 15,656,892.11 = 6,384,803.61 : x
  2. Step 2: Convert to fraction form
    11,346,448.91/15,656,892.11 = 6,384,803.61/x
  3. Step 3: Cross multiply
    11,346,448.91x = 15,656,892.11 × 6,384,803.61
  4. Step 4: Simplify right side
    11,346,448.91x = 99,966,181,281,270.53
  5. Step 5: Solve for x
    x = 99,966,181,281,270.53/11,346,448.91
  6. Step 6: Final answer
    x = 8,810,349.57

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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.