Home / 7,741,822.76-10,683,756.96-4,257,386.24

Finding the Fourth Proportional to 7,741,822.76, 10,683,756.96 and 4,257,386.24

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Solution

The fourth proportional to 7,741,822.76, 10,683,756.96 and 4,257,386.24 is: 5,875,215.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741,822.76 : 10,683,756.96 = 4,257,386.24 : x
  2. Step 2: Convert to fraction form
    7,741,822.76/10,683,756.96 = 4,257,386.24/x
  3. Step 3: Cross multiply
    7,741,822.76x = 10,683,756.96 × 4,257,386.24
  4. Step 4: Simplify right side
    7,741,822.76x = 45,484,879,873,008.23
  5. Step 5: Solve for x
    x = 45,484,879,873,008.23/7,741,822.76
  6. Step 6: Final answer
    x = 5,875,215.86

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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.