Home / 5,642,497.95-7,789,031.03-3,809,439.33

Finding the Fourth Proportional to 5,642,497.95, 7,789,031.03 and 3,809,439.33

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Solution

The fourth proportional to 5,642,497.95, 7,789,031.03 and 3,809,439.33 is: 5,258,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,497.95 : 7,789,031.03 = 3,809,439.33 : x
  2. Step 2: Convert to fraction form
    5,642,497.95/7,789,031.03 = 3,809,439.33/x
  3. Step 3: Cross multiply
    5,642,497.95x = 7,789,031.03 × 3,809,439.33
  4. Step 4: Simplify right side
    5,642,497.95x = 29,671,841,148,272.41
  5. Step 5: Solve for x
    x = 29,671,841,148,272.41/5,642,497.95
  6. Step 6: Final answer
    x = 5,258,635.70

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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.