Home / 7,682,511.80-11,523,767.70-4,316,281.40

Finding the Fourth Proportional to 7,682,511.80, 11,523,767.70 and 4,316,281.40

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Solution

The fourth proportional to 7,682,511.80, 11,523,767.70 and 4,316,281.40 is: 6,474,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682,511.80 : 11,523,767.70 = 4,316,281.40 : x
  2. Step 2: Convert to fraction form
    7,682,511.80/11,523,767.70 = 4,316,281.40/x
  3. Step 3: Cross multiply
    7,682,511.80x = 11,523,767.70 × 4,316,281.40
  4. Step 4: Simplify right side
    7,682,511.80x = 49,739,824,181,430.78
  5. Step 5: Solve for x
    x = 49,739,824,181,430.78/7,682,511.80
  6. Step 6: Final answer
    x = 6,474,422.10

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Similar ratio
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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.