Home / 6,709,712.40-10,064,568.60-2,221,988.40

Finding the Fourth Proportional to 6,709,712.40, 10,064,568.60 and 2,221,988.40

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Solution

The fourth proportional to 6,709,712.40, 10,064,568.60 and 2,221,988.40 is: 3,332,982.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,709,712.40 : 10,064,568.60 = 2,221,988.40 : x
  2. Step 2: Convert to fraction form
    6,709,712.40/10,064,568.60 = 2,221,988.40/x
  3. Step 3: Cross multiply
    6,709,712.40x = 10,064,568.60 × 2,221,988.40
  4. Step 4: Simplify right side
    6,709,712.40x = 22,363,354,680,204.24
  5. Step 5: Solve for x
    x = 22,363,354,680,204.24/6,709,712.40
  6. Step 6: Final answer
    x = 3,332,982.60

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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.