Home / 7,149,592.82-9,866,533.29-3,886,457.60

Finding the Fourth Proportional to 7,149,592.82, 9,866,533.29 and 3,886,457.60

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Solution

The fourth proportional to 7,149,592.82, 9,866,533.29 and 3,886,457.60 is: 5,363,363.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149,592.82 : 9,866,533.29 = 3,886,457.60 : x
  2. Step 2: Convert to fraction form
    7,149,592.82/9,866,533.29 = 3,886,457.60/x
  3. Step 3: Cross multiply
    7,149,592.82x = 9,866,533.29 × 3,886,457.60
  4. Step 4: Simplify right side
    7,149,592.82x = 38,345,863,300,665.62
  5. Step 5: Solve for x
    x = 38,345,863,300,665.62/7,149,592.82
  6. Step 6: Final answer
    x = 5,363,363.24

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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.