Home / 15,752,812.90-23,629,219.35-5,115,244.90

Finding the Fourth Proportional to 15,752,812.90, 23,629,219.35 and 5,115,244.90

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Solution

The fourth proportional to 15,752,812.90, 23,629,219.35 and 5,115,244.90 is: 7,672,867.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752,812.90 : 23,629,219.35 = 5,115,244.90 : x
  2. Step 2: Convert to fraction form
    15,752,812.90/23,629,219.35 = 5,115,244.90/x
  3. Step 3: Cross multiply
    15,752,812.90x = 23,629,219.35 × 5,115,244.90
  4. Step 4: Simplify right side
    15,752,812.90x = 120,869,243,771,068.83
  5. Step 5: Solve for x
    x = 120,869,243,771,068.83/15,752,812.90
  6. Step 6: Final answer
    x = 7,672,867.35

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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.