Home / 28,214,011.19-38,895,977.30-18,923,241.53

Finding the Fourth Proportional to 28,214,011.19, 38,895,977.30 and 18,923,241.53

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Solution

The fourth proportional to 28,214,011.19, 38,895,977.30 and 18,923,241.53 is: 26,087,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,214,011.19 : 38,895,977.30 = 18,923,241.53 : x
  2. Step 2: Convert to fraction form
    28,214,011.19/38,895,977.30 = 18,923,241.53/x
  3. Step 3: Cross multiply
    28,214,011.19x = 38,895,977.30 × 18,923,241.53
  4. Step 4: Simplify right side
    28,214,011.19x = 736,037,972,704,201.12
  5. Step 5: Solve for x
    x = 736,037,972,704,201.12/28,214,011.19
  6. Step 6: Final answer
    x = 26,087,675.65

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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.