Home / 5,615,211.28-7,741,970.01-4,686,255.19

Finding the Fourth Proportional to 5,615,211.28, 7,741,970.01 and 4,686,255.19

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Solution

The fourth proportional to 5,615,211.28, 7,741,970.01 and 4,686,255.19 is: 6,461,172.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,211.28 : 7,741,970.01 = 4,686,255.19 : x
  2. Step 2: Convert to fraction form
    5,615,211.28/7,741,970.01 = 4,686,255.19/x
  3. Step 3: Cross multiply
    5,615,211.28x = 7,741,970.01 × 4,686,255.19
  4. Step 4: Simplify right side
    5,615,211.28x = 36,280,847,140,186.85
  5. Step 5: Solve for x
    x = 36,280,847,140,186.85/5,615,211.28
  6. Step 6: Final answer
    x = 6,461,172.22

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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.