Home / 72,624,008.55-108,936,012.83-55,617,896.55

Finding the Fourth Proportional to 72,624,008.55, 108,936,012.83 and 55,617,896.55

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Solution

The fourth proportional to 72,624,008.55, 108,936,012.83 and 55,617,896.55 is: 83,426,844.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,624,008.55 : 108,936,012.83 = 55,617,896.55 : x
  2. Step 2: Convert to fraction form
    72,624,008.55/108,936,012.83 = 55,617,896.55/x
  3. Step 3: Cross multiply
    72,624,008.55x = 108,936,012.83 × 55,617,896.55
  4. Step 4: Simplify right side
    72,624,008.55x = 6,058,791,891,870,323
  5. Step 5: Solve for x
    x = 6,058,791,891,870,323/72,624,008.55
  6. Step 6: Final answer
    x = 83,426,844.83

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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.