Home / 7,045,119.48-9,722,302.14-3,947,649.40

Finding the Fourth Proportional to 7,045,119.48, 9,722,302.14 and 3,947,649.40

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Solution

The fourth proportional to 7,045,119.48, 9,722,302.14 and 3,947,649.40 is: 5,447,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045,119.48 : 9,722,302.14 = 3,947,649.40 : x
  2. Step 2: Convert to fraction form
    7,045,119.48/9,722,302.14 = 3,947,649.40/x
  3. Step 3: Cross multiply
    7,045,119.48x = 9,722,302.14 × 3,947,649.40
  4. Step 4: Simplify right side
    7,045,119.48x = 38,380,240,209,589.72
  5. Step 5: Solve for x
    x = 38,380,240,209,589.72/7,045,119.48
  6. Step 6: Final answer
    x = 5,447,777.05

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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.