Home / 14,353,309.80-21,529,964.70-13,793,437.80

Finding the Fourth Proportional to 14,353,309.80, 21,529,964.70 and 13,793,437.80

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Solution

The fourth proportional to 14,353,309.80, 21,529,964.70 and 13,793,437.80 is: 20,690,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353,309.80 : 21,529,964.70 = 13,793,437.80 : x
  2. Step 2: Convert to fraction form
    14,353,309.80/21,529,964.70 = 13,793,437.80/x
  3. Step 3: Cross multiply
    14,353,309.80x = 21,529,964.70 × 13,793,437.80
  4. Step 4: Simplify right side
    14,353,309.80x = 296,972,228,925,645.69
  5. Step 5: Solve for x
    x = 296,972,228,925,645.69/14,353,309.80
  6. Step 6: Final answer
    x = 20,690,156.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.