Home / 9,891,998.40-14,837,997.60-8,297,675.40

Finding the Fourth Proportional to 9,891,998.40, 14,837,997.60 and 8,297,675.40

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Solution

The fourth proportional to 9,891,998.40, 14,837,997.60 and 8,297,675.40 is: 12,446,513.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891,998.40 : 14,837,997.60 = 8,297,675.40 : x
  2. Step 2: Convert to fraction form
    9,891,998.40/14,837,997.60 = 8,297,675.40/x
  3. Step 3: Cross multiply
    9,891,998.40x = 14,837,997.60 × 8,297,675.40
  4. Step 4: Simplify right side
    9,891,998.40x = 123,120,887,670,779.05
  5. Step 5: Solve for x
    x = 123,120,887,670,779.05/9,891,998.40
  6. Step 6: Final answer
    x = 12,446,513.10

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Double scale
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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.