Home / 73,025,007.03-109,363,623.54-42,254,738.98

Finding the Fourth Proportional to 73,025,007.03, 109,363,623.54 and 42,254,738.98

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Solution

The fourth proportional to 73,025,007.03, 109,363,623.54 and 42,254,738.98 is: 63,281,491.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,025,007.03 : 109,363,623.54 = 42,254,738.98 : x
  2. Step 2: Convert to fraction form
    73,025,007.03/109,363,623.54 = 42,254,738.98/x
  3. Step 3: Cross multiply
    73,025,007.03x = 109,363,623.54 × 42,254,738.98
  4. Step 4: Simplify right side
    73,025,007.03x = 4,621,131,366,395,713
  5. Step 5: Solve for x
    x = 4,621,131,366,395,713/73,025,007.03
  6. Step 6: Final answer
    x = 63,281,491.56

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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.