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Finding the Fourth Proportional to 16,349,807.84, 22,562,741.04 and 9,478,273.28

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Solution

The fourth proportional to 16,349,807.84, 22,562,741.04 and 9,478,273.28 is: 13,080,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,349,807.84 : 22,562,741.04 = 9,478,273.28 : x
  2. Step 2: Convert to fraction form
    16,349,807.84/22,562,741.04 = 9,478,273.28/x
  3. Step 3: Cross multiply
    16,349,807.84x = 22,562,741.04 × 9,478,273.28
  4. Step 4: Simplify right side
    16,349,807.84x = 213,855,825,522,991.38
  5. Step 5: Solve for x
    x = 213,855,825,522,991.38/16,349,807.84
  6. Step 6: Final answer
    x = 13,080,020.73

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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.