Home / 61,539,488.05-92,314,120.02-20,599,143.30

Finding the Fourth Proportional to 61,539,488.05, 92,314,120.02 and 20,599,143.30

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Solution

The fourth proportional to 61,539,488.05, 92,314,120.02 and 20,599,143.30 is: 30,900,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,539,488.05 : 92,314,120.02 = 20,599,143.30 : x
  2. Step 2: Convert to fraction form
    61,539,488.05/92,314,120.02 = 20,599,143.30/x
  3. Step 3: Cross multiply
    61,539,488.05x = 92,314,120.02 × 20,599,143.30
  4. Step 4: Simplify right side
    61,539,488.05x = 1,901,591,786,905,378.75
  5. Step 5: Solve for x
    x = 1,901,591,786,905,378.75/61,539,488.05
  6. Step 6: Final answer
    x = 30,900,351.09

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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.