Home / 11,784,870.16-17,678,052.40-3,698,164.96

Finding the Fourth Proportional to 11,784,870.16, 17,678,052.40 and 3,698,164.96

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Solution

The fourth proportional to 11,784,870.16, 17,678,052.40 and 3,698,164.96 is: 5,547,481.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784,870.16 : 17,678,052.40 = 3,698,164.96 : x
  2. Step 2: Convert to fraction form
    11,784,870.16/17,678,052.40 = 3,698,164.96/x
  3. Step 3: Cross multiply
    11,784,870.16x = 17,678,052.40 × 3,698,164.96
  4. Step 4: Simplify right side
    11,784,870.16x = 65,376,353,946,723.90
  5. Step 5: Solve for x
    x = 65,376,353,946,723.90/11,784,870.16
  6. Step 6: Final answer
    x = 5,547,481.90

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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.