Home / 61,889,338.40-92,834,007.60-18,752,936.73

Finding the Fourth Proportional to 61,889,338.40, 92,834,007.60 and 18,752,936.73

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Solution

The fourth proportional to 61,889,338.40, 92,834,007.60 and 18,752,936.73 is: 28,129,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,889,338.40 : 92,834,007.60 = 18,752,936.73 : x
  2. Step 2: Convert to fraction form
    61,889,338.40/92,834,007.60 = 18,752,936.73/x
  3. Step 3: Cross multiply
    61,889,338.40x = 92,834,007.60 × 18,752,936.73
  4. Step 4: Simplify right side
    61,889,338.40x = 1,740,910,270,915,139
  5. Step 5: Solve for x
    x = 1,740,910,270,915,139/61,889,338.40
  6. Step 6: Final answer
    x = 28,129,405.10

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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.