Home / 5,674,807.70-8,512,211.55-5,343,031.70

Finding the Fourth Proportional to 5,674,807.70, 8,512,211.55 and 5,343,031.70

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Solution

The fourth proportional to 5,674,807.70, 8,512,211.55 and 5,343,031.70 is: 8,014,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,674,807.70 : 8,512,211.55 = 5,343,031.70 : x
  2. Step 2: Convert to fraction form
    5,674,807.70/8,512,211.55 = 5,343,031.70/x
  3. Step 3: Cross multiply
    5,674,807.70x = 8,512,211.55 × 5,343,031.70
  4. Step 4: Simplify right side
    5,674,807.70x = 45,481,016,148,756.14
  5. Step 5: Solve for x
    x = 45,481,016,148,756.14/5,674,807.70
  6. Step 6: Final answer
    x = 8,014,547.55

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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.