Home / 74,792,728.22-112,224,621.96-51,799,047.62

Finding the Fourth Proportional to 74,792,728.22, 112,224,621.96 and 51,799,047.62

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Solution

The fourth proportional to 74,792,728.22, 112,224,621.96 and 51,799,047.62 is: 77,723,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,792,728.22 : 112,224,621.96 = 51,799,047.62 : x
  2. Step 2: Convert to fraction form
    74,792,728.22/112,224,621.96 = 51,799,047.62/x
  3. Step 3: Cross multiply
    74,792,728.22x = 112,224,621.96 × 51,799,047.62
  4. Step 4: Simplify right side
    74,792,728.22x = 5,813,128,536,481,415
  5. Step 5: Solve for x
    x = 5,813,128,536,481,415/74,792,728.22
  6. Step 6: Final answer
    x = 77,723,178.11

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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.