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Finding the Fourth Proportional to 13,852,844.10, 20,779,266.15 and 10,026,468.90

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Solution

The fourth proportional to 13,852,844.10, 20,779,266.15 and 10,026,468.90 is: 15,039,703.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852,844.10 : 20,779,266.15 = 10,026,468.90 : x
  2. Step 2: Convert to fraction form
    13,852,844.10/20,779,266.15 = 10,026,468.90/x
  3. Step 3: Cross multiply
    13,852,844.10x = 20,779,266.15 × 10,026,468.90
  4. Step 4: Simplify right side
    13,852,844.10x = 208,342,665,817,797.72
  5. Step 5: Solve for x
    x = 208,342,665,817,797.72/13,852,844.10
  6. Step 6: Final answer
    x = 15,039,703.35

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Double scale
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Similar ratio
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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.