Home / 20,240,391.65-30,360,563.69-6,593,515.70

Finding the Fourth Proportional to 20,240,391.65, 30,360,563.69 and 6,593,515.70

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Solution

The fourth proportional to 20,240,391.65, 30,360,563.69 and 6,593,515.70 is: 9,890,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240,391.65 : 30,360,563.69 = 6,593,515.70 : x
  2. Step 2: Convert to fraction form
    20,240,391.65/30,360,563.69 = 6,593,515.70/x
  3. Step 3: Cross multiply
    20,240,391.65x = 30,360,563.69 × 6,593,515.70
  4. Step 4: Simplify right side
    20,240,391.65x = 200,182,853,393,798.75
  5. Step 5: Solve for x
    x = 200,182,853,393,798.75/20,240,391.65
  6. Step 6: Final answer
    x = 9,890,265.80

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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.