Home / 6,300,807.75-9,437,385.09-5,208,945.62

Finding the Fourth Proportional to 6,300,807.75, 9,437,385.09 and 5,208,945.62

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Solution

The fourth proportional to 6,300,807.75, 9,437,385.09 and 5,208,945.62 is: 7,801,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300,807.75 : 9,437,385.09 = 5,208,945.62 : x
  2. Step 2: Convert to fraction form
    6,300,807.75/9,437,385.09 = 5,208,945.62/x
  3. Step 3: Cross multiply
    6,300,807.75x = 9,437,385.09 × 5,208,945.62
  4. Step 4: Simplify right side
    6,300,807.75x = 49,158,825,701,155.43
  5. Step 5: Solve for x
    x = 49,158,825,701,155.43/6,300,807.75
  6. Step 6: Final answer
    x = 7,801,987.88

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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.