Home / 7,813,915.93-11,724,870.64-3,719,862.87

Finding the Fourth Proportional to 7,813,915.93, 11,724,870.64 and 3,719,862.87

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Solution

The fourth proportional to 7,813,915.93, 11,724,870.64 and 3,719,862.87 is: 5,581,696.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,813,915.93 : 11,724,870.64 = 3,719,862.87 : x
  2. Step 2: Convert to fraction form
    7,813,915.93/11,724,870.64 = 3,719,862.87/x
  3. Step 3: Cross multiply
    7,813,915.93x = 11,724,870.64 × 3,719,862.87
  4. Step 4: Simplify right side
    7,813,915.93x = 43,614,910,949,289.14
  5. Step 5: Solve for x
    x = 43,614,910,949,289.14/7,813,915.93
  6. Step 6: Final answer
    x = 5,581,696.98

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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.