Home / 10,777,231.60-16,165,847.40-7,738,176.40

Finding the Fourth Proportional to 10,777,231.60, 16,165,847.40 and 7,738,176.40

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Solution

The fourth proportional to 10,777,231.60, 16,165,847.40 and 7,738,176.40 is: 11,607,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,231.60 : 16,165,847.40 = 7,738,176.40 : x
  2. Step 2: Convert to fraction form
    10,777,231.60/16,165,847.40 = 7,738,176.40/x
  3. Step 3: Cross multiply
    10,777,231.60x = 16,165,847.40 × 7,738,176.40
  4. Step 4: Simplify right side
    10,777,231.60x = 125,094,178,836,681.38
  5. Step 5: Solve for x
    x = 125,094,178,836,681.38/10,777,231.60
  6. Step 6: Final answer
    x = 11,607,264.60

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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.