Home / 33,376,831.67-49,975,549.07-21,180,260.72

Finding the Fourth Proportional to 33,376,831.67, 49,975,549.07 and 21,180,260.72

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Solution

The fourth proportional to 33,376,831.67, 49,975,549.07 and 21,180,260.72 is: 31,713,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,376,831.67 : 49,975,549.07 = 21,180,260.72 : x
  2. Step 2: Convert to fraction form
    33,376,831.67/49,975,549.07 = 21,180,260.72/x
  3. Step 3: Cross multiply
    33,376,831.67x = 49,975,549.07 × 21,180,260.72
  4. Step 4: Simplify right side
    33,376,831.67x = 1,058,495,158,946,791
  5. Step 5: Solve for x
    x = 1,058,495,158,946,791/33,376,831.67
  6. Step 6: Final answer
    x = 31,713,470.27

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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.