Home / 6,939,513.04-9,577,533.60-3,998,758

Finding the Fourth Proportional to 6,939,513.04, 9,577,533.60 and 3,998,758

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Solution

The fourth proportional to 6,939,513.04, 9,577,533.60 and 3,998,758 is: 5,518,865.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,513.04 : 9,577,533.60 = 3,998,758 : x
  2. Step 2: Convert to fraction form
    6,939,513.04/9,577,533.60 = 3,998,758/x
  3. Step 3: Cross multiply
    6,939,513.04x = 9,577,533.60 × 3,998,758
  4. Step 4: Simplify right side
    6,939,513.04x = 38,298,239,103,268.80
  5. Step 5: Solve for x
    x = 38,298,239,103,268.80/6,939,513.04
  6. Step 6: Final answer
    x = 5,518,865.50

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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.