Home / 10,291,099.82-14,204,298.51-6,988,981.32

Finding the Fourth Proportional to 10,291,099.82, 14,204,298.51 and 6,988,981.32

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Solution

The fourth proportional to 10,291,099.82, 14,204,298.51 and 6,988,981.32 is: 9,646,546.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,099.82 : 14,204,298.51 = 6,988,981.32 : x
  2. Step 2: Convert to fraction form
    10,291,099.82/14,204,298.51 = 6,988,981.32/x
  3. Step 3: Cross multiply
    10,291,099.82x = 14,204,298.51 × 6,988,981.32
  4. Step 4: Simplify right side
    10,291,099.82x = 99,273,576,950,093.83
  5. Step 5: Solve for x
    x = 99,273,576,950,093.83/10,291,099.82
  6. Step 6: Final answer
    x = 9,646,546.89

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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.