Home / 21,945,599.92-30,283,595.04-12,155,472.82

Finding the Fourth Proportional to 21,945,599.92, 30,283,595.04 and 12,155,472.82

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Solution

The fourth proportional to 21,945,599.92, 30,283,595.04 and 12,155,472.82 is: 16,773,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,945,599.92 : 30,283,595.04 = 12,155,472.82 : x
  2. Step 2: Convert to fraction form
    21,945,599.92/30,283,595.04 = 12,155,472.82/x
  3. Step 3: Cross multiply
    21,945,599.92x = 30,283,595.04 × 12,155,472.82
  4. Step 4: Simplify right side
    21,945,599.92x = 368,111,416,400,606.81
  5. Step 5: Solve for x
    x = 368,111,416,400,606.81/21,945,599.92
  6. Step 6: Final answer
    x = 16,773,814.24

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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.