Home / 22,071,811.05-30,461,750.87-13,369,728.33

Finding the Fourth Proportional to 22,071,811.05, 30,461,750.87 and 13,369,728.33

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Solution

The fourth proportional to 22,071,811.05, 30,461,750.87 and 13,369,728.33 is: 18,451,831.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,071,811.05 : 30,461,750.87 = 13,369,728.33 : x
  2. Step 2: Convert to fraction form
    22,071,811.05/30,461,750.87 = 13,369,728.33/x
  3. Step 3: Cross multiply
    22,071,811.05x = 30,461,750.87 × 13,369,728.33
  4. Step 4: Simplify right side
    22,071,811.05x = 407,265,333,521,192.50
  5. Step 5: Solve for x
    x = 407,265,333,521,192.50/22,071,811.05
  6. Step 6: Final answer
    x = 18,451,831.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.