Home / 21,034,197.80-31,551,296.70-9,696,789.80

Finding the Fourth Proportional to 21,034,197.80, 31,551,296.70 and 9,696,789.80

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Solution

The fourth proportional to 21,034,197.80, 31,551,296.70 and 9,696,789.80 is: 14,545,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,034,197.80 : 31,551,296.70 = 9,696,789.80 : x
  2. Step 2: Convert to fraction form
    21,034,197.80/31,551,296.70 = 9,696,789.80/x
  3. Step 3: Cross multiply
    21,034,197.80x = 31,551,296.70 × 9,696,789.80
  4. Step 4: Simplify right side
    21,034,197.80x = 305,946,292,017,333.69
  5. Step 5: Solve for x
    x = 305,946,292,017,333.69/21,034,197.80
  6. Step 6: Final answer
    x = 14,545,184.70

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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.