Home / 7,884,065.80-11,826,098.70-4,642,275.70

Finding the Fourth Proportional to 7,884,065.80, 11,826,098.70 and 4,642,275.70

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Solution

The fourth proportional to 7,884,065.80, 11,826,098.70 and 4,642,275.70 is: 6,963,413.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,065.80 : 11,826,098.70 = 4,642,275.70 : x
  2. Step 2: Convert to fraction form
    7,884,065.80/11,826,098.70 = 4,642,275.70/x
  3. Step 3: Cross multiply
    7,884,065.80x = 11,826,098.70 × 4,642,275.70
  4. Step 4: Simplify right side
    7,884,065.80x = 54,900,010,620,811.59
  5. Step 5: Solve for x
    x = 54,900,010,620,811.59/7,884,065.80
  6. Step 6: Final answer
    x = 6,963,413.55

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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.