Home / 5,557,986.30-8,336,979.45-4,298,274.30

Finding the Fourth Proportional to 5,557,986.30, 8,336,979.45 and 4,298,274.30

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Solution

The fourth proportional to 5,557,986.30, 8,336,979.45 and 4,298,274.30 is: 6,447,411.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,986.30 : 8,336,979.45 = 4,298,274.30 : x
  2. Step 2: Convert to fraction form
    5,557,986.30/8,336,979.45 = 4,298,274.30/x
  3. Step 3: Cross multiply
    5,557,986.30x = 8,336,979.45 × 4,298,274.30
  4. Step 4: Simplify right side
    5,557,986.30x = 35,834,624,509,563.13
  5. Step 5: Solve for x
    x = 35,834,624,509,563.13/5,557,986.30
  6. Step 6: Final answer
    x = 6,447,411.45

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Double scale
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Similar ratio
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1.5x scale

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.