Home / 7,126,079.40-10,689,119.10-6,706,175.40

Finding the Fourth Proportional to 7,126,079.40, 10,689,119.10 and 6,706,175.40

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Solution

The fourth proportional to 7,126,079.40, 10,689,119.10 and 6,706,175.40 is: 10,059,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126,079.40 : 10,689,119.10 = 6,706,175.40 : x
  2. Step 2: Convert to fraction form
    7,126,079.40/10,689,119.10 = 6,706,175.40/x
  3. Step 3: Cross multiply
    7,126,079.40x = 10,689,119.10 × 6,706,175.40
  4. Step 4: Simplify right side
    7,126,079.40x = 71,683,107,556,090.14
  5. Step 5: Solve for x
    x = 71,683,107,556,090.14/7,126,079.40
  6. Step 6: Final answer
    x = 10,059,263.10

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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.