Home / 7,920,073.62-10,929,706.08-4,298,401.62

Finding the Fourth Proportional to 7,920,073.62, 10,929,706.08 and 4,298,401.62

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Solution

The fourth proportional to 7,920,073.62, 10,929,706.08 and 4,298,401.62 is: 5,931,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,073.62 : 10,929,706.08 = 4,298,401.62 : x
  2. Step 2: Convert to fraction form
    7,920,073.62/10,929,706.08 = 4,298,401.62/x
  3. Step 3: Cross multiply
    7,920,073.62x = 10,929,706.08 × 4,298,401.62
  4. Step 4: Simplify right side
    7,920,073.62x = 46,980,266,320,395.85
  5. Step 5: Solve for x
    x = 46,980,266,320,395.85/7,920,073.62
  6. Step 6: Final answer
    x = 5,931,796.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.