Home / 7,035,172.32-10,553,166.72-1,986,060

Finding the Fourth Proportional to 7,035,172.32, 10,553,166.72 and 1,986,060

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Solution

The fourth proportional to 7,035,172.32, 10,553,166.72 and 1,986,060 is: 2,979,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035,172.32 : 10,553,166.72 = 1,986,060 : x
  2. Step 2: Convert to fraction form
    7,035,172.32/10,553,166.72 = 1,986,060/x
  3. Step 3: Cross multiply
    7,035,172.32x = 10,553,166.72 × 1,986,060
  4. Step 4: Simplify right side
    7,035,172.32x = 20,959,222,295,923.20
  5. Step 5: Solve for x
    x = 20,959,222,295,923.20/7,035,172.32
  6. Step 6: Final answer
    x = 2,979,205.25

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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.