Home / 7,381,130.23-10,185,966.10-4,117,945.62

Finding the Fourth Proportional to 7,381,130.23, 10,185,966.10 and 4,117,945.62

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Solution

The fourth proportional to 7,381,130.23, 10,185,966.10 and 4,117,945.62 is: 5,682,768.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,130.23 : 10,185,966.10 = 4,117,945.62 : x
  2. Step 2: Convert to fraction form
    7,381,130.23/10,185,966.10 = 4,117,945.62/x
  3. Step 3: Cross multiply
    7,381,130.23x = 10,185,966.10 × 4,117,945.62
  4. Step 4: Simplify right side
    7,381,130.23x = 41,945,254,530,308.29
  5. Step 5: Solve for x
    x = 41,945,254,530,308.29/7,381,130.23
  6. Step 6: Final answer
    x = 5,682,768.52

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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.