Home / 21,692,974.80-32,516,584.47-7,116,087.90

Finding the Fourth Proportional to 21,692,974.80, 32,516,584.47 and 7,116,087.90

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Solution

The fourth proportional to 21,692,974.80, 32,516,584.47 and 7,116,087.90 is: 10,666,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692,974.80 : 32,516,584.47 = 7,116,087.90 : x
  2. Step 2: Convert to fraction form
    21,692,974.80/32,516,584.47 = 7,116,087.90/x
  3. Step 3: Cross multiply
    21,692,974.80x = 32,516,584.47 × 7,116,087.90
  4. Step 4: Simplify right side
    21,692,974.80x = 231,390,873,296,294.91
  5. Step 5: Solve for x
    x = 231,390,873,296,294.91/21,692,974.80
  6. Step 6: Final answer
    x = 10,666,627.12

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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.