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Finding the Fourth Proportional to 11,497,684.90, 17,246,527.35 and 9,787,888.30

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Solution

The fourth proportional to 11,497,684.90, 17,246,527.35 and 9,787,888.30 is: 14,681,832.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497,684.90 : 17,246,527.35 = 9,787,888.30 : x
  2. Step 2: Convert to fraction form
    11,497,684.90/17,246,527.35 = 9,787,888.30/x
  3. Step 3: Cross multiply
    11,497,684.90x = 17,246,527.35 × 9,787,888.30
  4. Step 4: Simplify right side
    11,497,684.90x = 168,807,083,264,695.03
  5. Step 5: Solve for x
    x = 168,807,083,264,695.03/11,497,684.90
  6. Step 6: Final answer
    x = 14,681,832.45

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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.