Home / 14,042,003.70-21,063,005.55-7,995,386.10

Finding the Fourth Proportional to 14,042,003.70, 21,063,005.55 and 7,995,386.10

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Solution

The fourth proportional to 14,042,003.70, 21,063,005.55 and 7,995,386.10 is: 11,993,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,003.70 : 21,063,005.55 = 7,995,386.10 : x
  2. Step 2: Convert to fraction form
    14,042,003.70/21,063,005.55 = 7,995,386.10/x
  3. Step 3: Cross multiply
    14,042,003.70x = 21,063,005.55 × 7,995,386.10
  4. Step 4: Simplify right side
    14,042,003.70x = 168,406,861,798,692.84
  5. Step 5: Solve for x
    x = 168,406,861,798,692.84/14,042,003.70
  6. Step 6: Final answer
    x = 11,993,079.15

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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.