Home / 5,617,436.76-8,430,880.90-5,263,142.36

Finding the Fourth Proportional to 5,617,436.76, 8,430,880.90 and 5,263,142.36

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Solution

The fourth proportional to 5,617,436.76, 8,430,880.90 and 5,263,142.36 is: 7,899,141.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617,436.76 : 8,430,880.90 = 5,263,142.36 : x
  2. Step 2: Convert to fraction form
    5,617,436.76/8,430,880.90 = 5,263,142.36/x
  3. Step 3: Cross multiply
    5,617,436.76x = 8,430,880.90 × 5,263,142.36
  4. Step 4: Simplify right side
    5,617,436.76x = 44,372,926,396,904.93
  5. Step 5: Solve for x
    x = 44,372,926,396,904.93/5,617,436.76
  6. Step 6: Final answer
    x = 7,899,141.24

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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.