Home / 9,841,989.40-14,762,984.10-8,472,052.60

Finding the Fourth Proportional to 9,841,989.40, 14,762,984.10 and 8,472,052.60

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Solution

The fourth proportional to 9,841,989.40, 14,762,984.10 and 8,472,052.60 is: 12,708,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841,989.40 : 14,762,984.10 = 8,472,052.60 : x
  2. Step 2: Convert to fraction form
    9,841,989.40/14,762,984.10 = 8,472,052.60/x
  3. Step 3: Cross multiply
    9,841,989.40x = 14,762,984.10 × 8,472,052.60
  4. Step 4: Simplify right side
    9,841,989.40x = 125,072,777,828,163.66
  5. Step 5: Solve for x
    x = 125,072,777,828,163.66/9,841,989.40
  6. Step 6: Final answer
    x = 12,708,078.90

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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.