Home / 7,921,024.76-10,927,497.38-5,167,077.82

Finding the Fourth Proportional to 7,921,024.76, 10,927,497.38 and 5,167,077.82

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Solution

The fourth proportional to 7,921,024.76, 10,927,497.38 and 5,167,077.82 is: 7,128,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921,024.76 : 10,927,497.38 = 5,167,077.82 : x
  2. Step 2: Convert to fraction form
    7,921,024.76/10,927,497.38 = 5,167,077.82/x
  3. Step 3: Cross multiply
    7,921,024.76x = 10,927,497.38 × 5,167,077.82
  4. Step 4: Simplify right side
    7,921,024.76x = 56,463,229,287,151.98
  5. Step 5: Solve for x
    x = 56,463,229,287,151.98/7,921,024.76
  6. Step 6: Final answer
    x = 7,128,273.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.