Home / 12,227,804.40-18,343,456.20-3,708,807.60

Finding the Fourth Proportional to 12,227,804.40, 18,343,456.20 and 3,708,807.60

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Solution

The fourth proportional to 12,227,804.40, 18,343,456.20 and 3,708,807.60 is: 5,563,742.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,804.40 : 18,343,456.20 = 3,708,807.60 : x
  2. Step 2: Convert to fraction form
    12,227,804.40/18,343,456.20 = 3,708,807.60/x
  3. Step 3: Cross multiply
    12,227,804.40x = 18,343,456.20 × 3,708,807.60
  4. Step 4: Simplify right side
    12,227,804.40x = 68,032,349,764,827.12
  5. Step 5: Solve for x
    x = 68,032,349,764,827.12/12,227,804.40
  6. Step 6: Final answer
    x = 5,563,742.07

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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.