Home / 55,145,714.20-82,718,571.30-43,724,325.40

Finding the Fourth Proportional to 55,145,714.20, 82,718,571.30 and 43,724,325.40

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Solution

The fourth proportional to 55,145,714.20, 82,718,571.30 and 43,724,325.40 is: 65,586,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,145,714.20 : 82,718,571.30 = 43,724,325.40 : x
  2. Step 2: Convert to fraction form
    55,145,714.20/82,718,571.30 = 43,724,325.40/x
  3. Step 3: Cross multiply
    55,145,714.20x = 82,718,571.30 × 43,724,325.40
  4. Step 4: Simplify right side
    55,145,714.20x = 3,616,813,728,144,301
  5. Step 5: Solve for x
    x = 3,616,813,728,144,301/55,145,714.20
  6. Step 6: Final answer
    x = 65,586,488.10

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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.