Home / 13,842,068.74-20,763,103.11-6,165,698.74

Finding the Fourth Proportional to 13,842,068.74, 20,763,103.11 and 6,165,698.74

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Solution

The fourth proportional to 13,842,068.74, 20,763,103.11 and 6,165,698.74 is: 9,248,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,068.74 : 20,763,103.11 = 6,165,698.74 : x
  2. Step 2: Convert to fraction form
    13,842,068.74/20,763,103.11 = 6,165,698.74/x
  3. Step 3: Cross multiply
    13,842,068.74x = 20,763,103.11 × 6,165,698.74
  4. Step 4: Simplify right side
    13,842,068.74x = 128,019,038,608,787.94
  5. Step 5: Solve for x
    x = 128,019,038,608,787.94/13,842,068.74
  6. Step 6: Final answer
    x = 9,248,548.11

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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.