Home / 55,143,128.70-82,714,693.05-14,202,488.70

Finding the Fourth Proportional to 55,143,128.70, 82,714,693.05 and 14,202,488.70

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Solution

The fourth proportional to 55,143,128.70, 82,714,693.05 and 14,202,488.70 is: 21,303,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143,128.70 : 82,714,693.05 = 14,202,488.70 : x
  2. Step 2: Convert to fraction form
    55,143,128.70/82,714,693.05 = 14,202,488.70/x
  3. Step 3: Cross multiply
    55,143,128.70x = 82,714,693.05 × 14,202,488.70
  4. Step 4: Simplify right side
    55,143,128.70x = 1,174,754,493,366,593.50
  5. Step 5: Solve for x
    x = 1,174,754,493,366,593.50/55,143,128.70
  6. Step 6: Final answer
    x = 21,303,733.05

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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.