Home / 7,770,812.40-11,666,716.20-4,936,460.40

Finding the Fourth Proportional to 7,770,812.40, 11,666,716.20 and 4,936,460.40

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Solution

The fourth proportional to 7,770,812.40, 11,666,716.20 and 4,936,460.40 is: 7,411,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,812.40 : 11,666,716.20 = 4,936,460.40 : x
  2. Step 2: Convert to fraction form
    7,770,812.40/11,666,716.20 = 4,936,460.40/x
  3. Step 3: Cross multiply
    7,770,812.40x = 11,666,716.20 × 4,936,460.40
  4. Step 4: Simplify right side
    7,770,812.40x = 57,592,282,519,338.48
  5. Step 5: Solve for x
    x = 57,592,282,519,338.48/7,770,812.40
  6. Step 6: Final answer
    x = 7,411,359.27

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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.