Home / 6,819,815.57-9,423,656.21-4,856,284.70

Finding the Fourth Proportional to 6,819,815.57, 9,423,656.21 and 4,856,284.70

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Solution

The fourth proportional to 6,819,815.57, 9,423,656.21 and 4,856,284.70 is: 6,710,439.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819,815.57 : 9,423,656.21 = 4,856,284.70 : x
  2. Step 2: Convert to fraction form
    6,819,815.57/9,423,656.21 = 4,856,284.70/x
  3. Step 3: Cross multiply
    6,819,815.57x = 9,423,656.21 × 4,856,284.70
  4. Step 4: Simplify right side
    6,819,815.57x = 45,763,957,399,283.29
  5. Step 5: Solve for x
    x = 45,763,957,399,283.29/6,819,815.57
  6. Step 6: Final answer
    x = 6,710,439.16

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Double scale
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1.5x scale

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.