Home / 6,870,672.10-10,306,008.15-4,477,219.30

Finding the Fourth Proportional to 6,870,672.10, 10,306,008.15 and 4,477,219.30

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Solution

The fourth proportional to 6,870,672.10, 10,306,008.15 and 4,477,219.30 is: 6,715,828.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,672.10 : 10,306,008.15 = 4,477,219.30 : x
  2. Step 2: Convert to fraction form
    6,870,672.10/10,306,008.15 = 4,477,219.30/x
  3. Step 3: Cross multiply
    6,870,672.10x = 10,306,008.15 × 4,477,219.30
  4. Step 4: Simplify right side
    6,870,672.10x = 46,142,258,595,137.30
  5. Step 5: Solve for x
    x = 46,142,258,595,137.30/6,870,672.10
  6. Step 6: Final answer
    x = 6,715,828.95

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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.