Home / 6,787,211.15-9,366,239.45-3,689,811.45

Finding the Fourth Proportional to 6,787,211.15, 9,366,239.45 and 3,689,811.45

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Solution

The fourth proportional to 6,787,211.15, 9,366,239.45 and 3,689,811.45 is: 5,091,878.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,211.15 : 9,366,239.45 = 3,689,811.45 : x
  2. Step 2: Convert to fraction form
    6,787,211.15/9,366,239.45 = 3,689,811.45/x
  3. Step 3: Cross multiply
    6,787,211.15x = 9,366,239.45 × 3,689,811.45
  4. Step 4: Simplify right side
    6,787,211.15x = 34,559,657,575,276.23
  5. Step 5: Solve for x
    x = 34,559,657,575,276.23/6,787,211.15
  6. Step 6: Final answer
    x = 5,091,878.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.