Home / 8,762,214.40-13,133,491.20-3,712,665.60

Finding the Fourth Proportional to 8,762,214.40, 13,133,491.20 and 3,712,665.60

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Solution

The fourth proportional to 8,762,214.40, 13,133,491.20 and 3,712,665.60 is: 5,564,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762,214.40 : 13,133,491.20 = 3,712,665.60 : x
  2. Step 2: Convert to fraction form
    8,762,214.40/13,133,491.20 = 3,712,665.60/x
  3. Step 3: Cross multiply
    8,762,214.40x = 13,133,491.20 × 3,712,665.60
  4. Step 4: Simplify right side
    8,762,214.40x = 48,760,260,986,142.72
  5. Step 5: Solve for x
    x = 48,760,260,986,142.72/8,762,214.40
  6. Step 6: Final answer
    x = 5,564,833.13

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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.