Home / 9,968,495.20-14,952,742.80-5,705,157.40

Finding the Fourth Proportional to 9,968,495.20, 14,952,742.80 and 5,705,157.40

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Solution

The fourth proportional to 9,968,495.20, 14,952,742.80 and 5,705,157.40 is: 8,557,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,495.20 : 14,952,742.80 = 5,705,157.40 : x
  2. Step 2: Convert to fraction form
    9,968,495.20/14,952,742.80 = 5,705,157.40/x
  3. Step 3: Cross multiply
    9,968,495.20x = 14,952,742.80 × 5,705,157.40
  4. Step 4: Simplify right side
    9,968,495.20x = 85,307,751,235,716.73
  5. Step 5: Solve for x
    x = 85,307,751,235,716.73/9,968,495.20
  6. Step 6: Final answer
    x = 8,557,736.10

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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.