Home / 6,309,661.60-9,464,492.40-3,905,711.20

Finding the Fourth Proportional to 6,309,661.60, 9,464,492.40 and 3,905,711.20

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Solution

The fourth proportional to 6,309,661.60, 9,464,492.40 and 3,905,711.20 is: 5,858,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309,661.60 : 9,464,492.40 = 3,905,711.20 : x
  2. Step 2: Convert to fraction form
    6,309,661.60/9,464,492.40 = 3,905,711.20/x
  3. Step 3: Cross multiply
    6,309,661.60x = 9,464,492.40 × 3,905,711.20
  4. Step 4: Simplify right side
    6,309,661.60x = 36,965,573,968,994.88
  5. Step 5: Solve for x
    x = 36,965,573,968,994.88/6,309,661.60
  6. Step 6: Final answer
    x = 5,858,566.80

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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.