Home / 19,684,008.20-29,526,012.30-19,241,640.20

Finding the Fourth Proportional to 19,684,008.20, 29,526,012.30 and 19,241,640.20

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Solution

The fourth proportional to 19,684,008.20, 29,526,012.30 and 19,241,640.20 is: 28,862,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684,008.20 : 29,526,012.30 = 19,241,640.20 : x
  2. Step 2: Convert to fraction form
    19,684,008.20/29,526,012.30 = 19,241,640.20/x
  3. Step 3: Cross multiply
    19,684,008.20x = 29,526,012.30 × 19,241,640.20
  4. Step 4: Simplify right side
    19,684,008.20x = 568,128,905,217,374.50
  5. Step 5: Solve for x
    x = 568,128,905,217,374.50/19,684,008.20
  6. Step 6: Final answer
    x = 28,862,460.30

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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.