Home / 7,735,686.12-10,664,160.57-5,436,711.72

Finding the Fourth Proportional to 7,735,686.12, 10,664,160.57 and 5,436,711.72

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Solution

The fourth proportional to 7,735,686.12, 10,664,160.57 and 5,436,711.72 is: 7,494,870.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735,686.12 : 10,664,160.57 = 5,436,711.72 : x
  2. Step 2: Convert to fraction form
    7,735,686.12/10,664,160.57 = 5,436,711.72/x
  3. Step 3: Cross multiply
    7,735,686.12x = 10,664,160.57 × 5,436,711.72
  4. Step 4: Simplify right side
    7,735,686.12x = 57,977,966,754,880.88
  5. Step 5: Solve for x
    x = 57,977,966,754,880.88/7,735,686.12
  6. Step 6: Final answer
    x = 7,494,870.64

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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.