Home / 31,322,831.84-43,225,802.99-17,572,091.21

Finding the Fourth Proportional to 31,322,831.84, 43,225,802.99 and 17,572,091.21

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Solution

The fourth proportional to 31,322,831.84, 43,225,802.99 and 17,572,091.21 is: 24,249,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,322,831.84 : 43,225,802.99 = 17,572,091.21 : x
  2. Step 2: Convert to fraction form
    31,322,831.84/43,225,802.99 = 17,572,091.21/x
  3. Step 3: Cross multiply
    31,322,831.84x = 43,225,802.99 × 17,572,091.21
  4. Step 4: Simplify right side
    31,322,831.84x = 759,567,752,461,781.12
  5. Step 5: Solve for x
    x = 759,567,752,461,781.12/31,322,831.84
  6. Step 6: Final answer
    x = 24,249,651.39

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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.