Home / 14,515,404.14-20,031,259.08-7,900,017.10

Finding the Fourth Proportional to 14,515,404.14, 20,031,259.08 and 7,900,017.10

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Solution

The fourth proportional to 14,515,404.14, 20,031,259.08 and 7,900,017.10 is: 10,902,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515,404.14 : 20,031,259.08 = 7,900,017.10 : x
  2. Step 2: Convert to fraction form
    14,515,404.14/20,031,259.08 = 7,900,017.10/x
  3. Step 3: Cross multiply
    14,515,404.14x = 20,031,259.08 × 7,900,017.10
  4. Step 4: Simplify right side
    14,515,404.14x = 158,247,289,266,530.25
  5. Step 5: Solve for x
    x = 158,247,289,266,530.25/14,515,404.14
  6. Step 6: Final answer
    x = 10,902,024.34

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.