Home / 61,776,766.83-92,670,535.86-20,265,196.77

Finding the Fourth Proportional to 61,776,766.83, 92,670,535.86 and 20,265,196.77

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Solution

The fourth proportional to 61,776,766.83, 92,670,535.86 and 20,265,196.77 is: 30,399,561.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,776,766.83 : 92,670,535.86 = 20,265,196.77 : x
  2. Step 2: Convert to fraction form
    61,776,766.83/92,670,535.86 = 20,265,196.77/x
  3. Step 3: Cross multiply
    61,776,766.83x = 92,670,535.86 × 20,265,196.77
  4. Step 4: Simplify right side
    61,776,766.83x = 1,877,986,643,984,241
  5. Step 5: Solve for x
    x = 1,877,986,643,984,241/61,776,766.83
  6. Step 6: Final answer
    x = 30,399,561.85

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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.