Home / 51,945,746.76-77,929,247.46-17,862,666.12

Finding the Fourth Proportional to 51,945,746.76, 77,929,247.46 and 17,862,666.12

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Solution

The fourth proportional to 51,945,746.76, 77,929,247.46 and 17,862,666.12 is: 26,797,653.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,945,746.76 : 77,929,247.46 = 17,862,666.12 : x
  2. Step 2: Convert to fraction form
    51,945,746.76/77,929,247.46 = 17,862,666.12/x
  3. Step 3: Cross multiply
    51,945,746.76x = 77,929,247.46 × 17,862,666.12
  4. Step 4: Simplify right side
    51,945,746.76x = 1,392,024,128,360,838
  5. Step 5: Solve for x
    x = 1,392,024,128,360,838/51,945,746.76
  6. Step 6: Final answer
    x = 26,797,653.61

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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.