Home / 7,108,758.80-10,688,021.40-6,959,459.60

Finding the Fourth Proportional to 7,108,758.80, 10,688,021.40 and 6,959,459.60

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Solution

The fourth proportional to 7,108,758.80, 10,688,021.40 and 6,959,459.60 is: 10,463,550.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,758.80 : 10,688,021.40 = 6,959,459.60 : x
  2. Step 2: Convert to fraction form
    7,108,758.80/10,688,021.40 = 6,959,459.60/x
  3. Step 3: Cross multiply
    7,108,758.80x = 10,688,021.40 × 6,959,459.60
  4. Step 4: Simplify right side
    7,108,758.80x = 74,382,853,137,235.44
  5. Step 5: Solve for x
    x = 74,382,853,137,235.44/7,108,758.80
  6. Step 6: Final answer
    x = 10,463,550.00

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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.