Home / 9,136,685.80-13,705,028.70-5,759,943.40

Finding the Fourth Proportional to 9,136,685.80, 13,705,028.70 and 5,759,943.40

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Solution

The fourth proportional to 9,136,685.80, 13,705,028.70 and 5,759,943.40 is: 8,639,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136,685.80 : 13,705,028.70 = 5,759,943.40 : x
  2. Step 2: Convert to fraction form
    9,136,685.80/13,705,028.70 = 5,759,943.40/x
  3. Step 3: Cross multiply
    9,136,685.80x = 13,705,028.70 × 5,759,943.40
  4. Step 4: Simplify right side
    9,136,685.80x = 78,940,189,607,375.58
  5. Step 5: Solve for x
    x = 78,940,189,607,375.58/9,136,685.80
  6. Step 6: Final answer
    x = 8,639,915.10

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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.