Home / 6,743,320.80-10,114,981.20-6,701,330.40

Finding the Fourth Proportional to 6,743,320.80, 10,114,981.20 and 6,701,330.40

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Solution

The fourth proportional to 6,743,320.80, 10,114,981.20 and 6,701,330.40 is: 10,051,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743,320.80 : 10,114,981.20 = 6,701,330.40 : x
  2. Step 2: Convert to fraction form
    6,743,320.80/10,114,981.20 = 6,701,330.40/x
  3. Step 3: Cross multiply
    6,743,320.80x = 10,114,981.20 × 6,701,330.40
  4. Step 4: Simplify right side
    6,743,320.80x = 67,783,831,010,988.48
  5. Step 5: Solve for x
    x = 67,783,831,010,988.48/6,743,320.80
  6. Step 6: Final answer
    x = 10,051,995.60

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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.