Home / 10,694,139.80-16,041,209.70-5,303,622.20

Finding the Fourth Proportional to 10,694,139.80, 16,041,209.70 and 5,303,622.20

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Solution

The fourth proportional to 10,694,139.80, 16,041,209.70 and 5,303,622.20 is: 7,955,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694,139.80 : 16,041,209.70 = 5,303,622.20 : x
  2. Step 2: Convert to fraction form
    10,694,139.80/16,041,209.70 = 5,303,622.20/x
  3. Step 3: Cross multiply
    10,694,139.80x = 16,041,209.70 × 5,303,622.20
  4. Step 4: Simplify right side
    10,694,139.80x = 85,076,515,879,775.34
  5. Step 5: Solve for x
    x = 85,076,515,879,775.34/10,694,139.80
  6. Step 6: Final answer
    x = 7,955,433.30

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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.