Home / 7,118,770.54-9,823,854.26-3,855,510.58

Finding the Fourth Proportional to 7,118,770.54, 9,823,854.26 and 3,855,510.58

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Solution

The fourth proportional to 7,118,770.54, 9,823,854.26 and 3,855,510.58 is: 5,320,578.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,770.54 : 9,823,854.26 = 3,855,510.58 : x
  2. Step 2: Convert to fraction form
    7,118,770.54/9,823,854.26 = 3,855,510.58/x
  3. Step 3: Cross multiply
    7,118,770.54x = 9,823,854.26 × 3,855,510.58
  4. Step 4: Simplify right side
    7,118,770.54x = 37,875,974,035,808.07
  5. Step 5: Solve for x
    x = 37,875,974,035,808.07/7,118,770.54
  6. Step 6: Final answer
    x = 5,320,578.02

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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.