Home / 49,803,900.72-68,717,681.28-30,224,351.76

Finding the Fourth Proportional to 49,803,900.72, 68,717,681.28 and 30,224,351.76

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Solution

The fourth proportional to 49,803,900.72, 68,717,681.28 and 30,224,351.76 is: 41,702,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,803,900.72 : 68,717,681.28 = 30,224,351.76 : x
  2. Step 2: Convert to fraction form
    49,803,900.72/68,717,681.28 = 30,224,351.76/x
  3. Step 3: Cross multiply
    49,803,900.72x = 68,717,681.28 × 30,224,351.76
  4. Step 4: Simplify right side
    49,803,900.72x = 2,076,947,371,138,287.25
  5. Step 5: Solve for x
    x = 2,076,947,371,138,287.25/49,803,900.72
  6. Step 6: Final answer
    x = 41,702,504.04

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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.