Home / 8,284,444.28-12,420,889.16-3,670,921.32

Finding the Fourth Proportional to 8,284,444.28, 12,420,889.16 and 3,670,921.32

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Solution

The fourth proportional to 8,284,444.28, 12,420,889.16 and 3,670,921.32 is: 5,503,822.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,444.28 : 12,420,889.16 = 3,670,921.32 : x
  2. Step 2: Convert to fraction form
    8,284,444.28/12,420,889.16 = 3,670,921.32/x
  3. Step 3: Cross multiply
    8,284,444.28x = 12,420,889.16 × 3,670,921.32
  4. Step 4: Simplify right side
    8,284,444.28x = 45,596,106,830,800.89
  5. Step 5: Solve for x
    x = 45,596,106,830,800.89/8,284,444.28
  6. Step 6: Final answer
    x = 5,503,822.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.