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Finding the Fourth Proportional to 7,084,500.40, 10,611,004.20 and 7,084,500.40

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Solution

The fourth proportional to 7,084,500.40, 10,611,004.20 and 7,084,500.40 is: 10,611,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084,500.40 : 10,611,004.20 = 7,084,500.40 : x
  2. Step 2: Convert to fraction form
    7,084,500.40/10,611,004.20 = 7,084,500.40/x
  3. Step 3: Cross multiply
    7,084,500.40x = 10,611,004.20 × 7,084,500.40
  4. Step 4: Simplify right side
    7,084,500.40x = 75,173,663,499,301.67
  5. Step 5: Solve for x
    x = 75,173,663,499,301.67/7,084,500.40
  6. Step 6: Final answer
    x = 10,611,004.20

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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.