Home / 19,922,948.96-27,500,549.28-11,665,665.56

Finding the Fourth Proportional to 19,922,948.96, 27,500,549.28 and 11,665,665.56

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Solution

The fourth proportional to 19,922,948.96, 27,500,549.28 and 11,665,665.56 is: 16,102,646.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922,948.96 : 27,500,549.28 = 11,665,665.56 : x
  2. Step 2: Convert to fraction form
    19,922,948.96/27,500,549.28 = 11,665,665.56/x
  3. Step 3: Cross multiply
    19,922,948.96x = 27,500,549.28 × 11,665,665.56
  4. Step 4: Simplify right side
    19,922,948.96x = 320,812,210,616,778.81
  5. Step 5: Solve for x
    x = 320,812,210,616,778.81/19,922,948.96
  6. Step 6: Final answer
    x = 16,102,646.82

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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.