Home / 13,113,080.20-19,669,620.30-7,444,376.20

Finding the Fourth Proportional to 13,113,080.20, 19,669,620.30 and 7,444,376.20

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Solution

The fourth proportional to 13,113,080.20, 19,669,620.30 and 7,444,376.20 is: 11,166,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,080.20 : 19,669,620.30 = 7,444,376.20 : x
  2. Step 2: Convert to fraction form
    13,113,080.20/19,669,620.30 = 7,444,376.20/x
  3. Step 3: Cross multiply
    13,113,080.20x = 19,669,620.30 × 7,444,376.20
  4. Step 4: Simplify right side
    13,113,080.20x = 146,428,053,224,356.88
  5. Step 5: Solve for x
    x = 146,428,053,224,356.88/13,113,080.20
  6. Step 6: Final answer
    x = 11,166,564.30

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Double scale
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Similar ratio
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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.