Home / 25,839,142.83-38,764,389.44-7,641,919.28

Finding the Fourth Proportional to 25,839,142.83, 38,764,389.44 and 7,641,919.28

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Solution

The fourth proportional to 25,839,142.83, 38,764,389.44 and 7,641,919.28 is: 11,464,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839,142.83 : 38,764,389.44 = 7,641,919.28 : x
  2. Step 2: Convert to fraction form
    25,839,142.83/38,764,389.44 = 7,641,919.28/x
  3. Step 3: Cross multiply
    25,839,142.83x = 38,764,389.44 × 7,641,919.28
  4. Step 4: Simplify right side
    25,839,142.83x = 296,234,335,154,980.19
  5. Step 5: Solve for x
    x = 296,234,335,154,980.19/25,839,142.83
  6. Step 6: Final answer
    x = 11,464,557.36

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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.