Home / 16,580,971.41-22,881,831.32-9,615,778.64

Finding the Fourth Proportional to 16,580,971.41, 22,881,831.32 and 9,615,778.64

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Solution

The fourth proportional to 16,580,971.41, 22,881,831.32 and 9,615,778.64 is: 13,269,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580,971.41 : 22,881,831.32 = 9,615,778.64 : x
  2. Step 2: Convert to fraction form
    16,580,971.41/22,881,831.32 = 9,615,778.64/x
  3. Step 3: Cross multiply
    16,580,971.41x = 22,881,831.32 × 9,615,778.64
  4. Step 4: Simplify right side
    16,580,971.41x = 220,026,624,850,939.03
  5. Step 5: Solve for x
    x = 220,026,624,850,939.03/16,580,971.41
  6. Step 6: Final answer
    x = 13,269,827.17

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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.