Home / 7,106,205.81-9,806,641.05-3,843,083.95

Finding the Fourth Proportional to 7,106,205.81, 9,806,641.05 and 3,843,083.95

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Solution

The fourth proportional to 7,106,205.81, 9,806,641.05 and 3,843,083.95 is: 5,303,497.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106,205.81 : 9,806,641.05 = 3,843,083.95 : x
  2. Step 2: Convert to fraction form
    7,106,205.81/9,806,641.05 = 3,843,083.95/x
  3. Step 3: Cross multiply
    7,106,205.81x = 9,806,641.05 × 3,843,083.95
  4. Step 4: Simplify right side
    7,106,205.81x = 37,687,744,822,666.15
  5. Step 5: Solve for x
    x = 37,687,744,822,666.15/7,106,205.81
  6. Step 6: Final answer
    x = 5,303,497.51

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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.