Home / 13,535,249.29-18,657,980.17-8,298,562.55

Finding the Fourth Proportional to 13,535,249.29, 18,657,980.17 and 8,298,562.55

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Solution

The fourth proportional to 13,535,249.29, 18,657,980.17 and 8,298,562.55 is: 11,439,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,535,249.29 : 18,657,980.17 = 8,298,562.55 : x
  2. Step 2: Convert to fraction form
    13,535,249.29/18,657,980.17 = 8,298,562.55/x
  3. Step 3: Cross multiply
    13,535,249.29x = 18,657,980.17 × 8,298,562.55
  4. Step 4: Simplify right side
    13,535,249.29x = 154,834,415,383,368.34
  5. Step 5: Solve for x
    x = 154,834,415,383,368.34/13,535,249.29
  6. Step 6: Final answer
    x = 11,439,347.15

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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.