Home / 12,226,637.23-18,338,831.36-4,138,688.41

Finding the Fourth Proportional to 12,226,637.23, 18,338,831.36 and 4,138,688.41

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Solution

The fourth proportional to 12,226,637.23, 18,338,831.36 and 4,138,688.41 is: 6,207,651.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226,637.23 : 18,338,831.36 = 4,138,688.41 : x
  2. Step 2: Convert to fraction form
    12,226,637.23/18,338,831.36 = 4,138,688.41/x
  3. Step 3: Cross multiply
    12,226,637.23x = 18,338,831.36 × 4,138,688.41
  4. Step 4: Simplify right side
    12,226,637.23x = 75,898,708,802,576.53
  5. Step 5: Solve for x
    x = 75,898,708,802,576.53/12,226,637.23
  6. Step 6: Final answer
    x = 6,207,651.98

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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.