Home / 9,793,128.20-14,701,502.10-5,478,614.60

Finding the Fourth Proportional to 9,793,128.20, 14,701,502.10 and 5,478,614.60

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Solution

The fourth proportional to 9,793,128.20, 14,701,502.10 and 5,478,614.60 is: 8,224,528.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793,128.20 : 14,701,502.10 = 5,478,614.60 : x
  2. Step 2: Convert to fraction form
    9,793,128.20/14,701,502.10 = 5,478,614.60/x
  3. Step 3: Cross multiply
    9,793,128.20x = 14,701,502.10 × 5,478,614.60
  4. Step 4: Simplify right side
    9,793,128.20x = 80,543,864,046,990.66
  5. Step 5: Solve for x
    x = 80,543,864,046,990.66/9,793,128.20
  6. Step 6: Final answer
    x = 8,224,528.71

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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.