Home / 6,912,286.90-10,368,430.35-6,492,382.90

Finding the Fourth Proportional to 6,912,286.90, 10,368,430.35 and 6,492,382.90

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Solution

The fourth proportional to 6,912,286.90, 10,368,430.35 and 6,492,382.90 is: 9,738,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,286.90 : 10,368,430.35 = 6,492,382.90 : x
  2. Step 2: Convert to fraction form
    6,912,286.90/10,368,430.35 = 6,492,382.90/x
  3. Step 3: Cross multiply
    6,912,286.90x = 10,368,430.35 × 6,492,382.90
  4. Step 4: Simplify right side
    6,912,286.90x = 67,315,819,904,181.02
  5. Step 5: Solve for x
    x = 67,315,819,904,181.02/6,912,286.90
  6. Step 6: Final answer
    x = 9,738,574.35

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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.