Home / 12,028,364.25-18,051,513.88-4,839,959.31

Finding the Fourth Proportional to 12,028,364.25, 18,051,513.88 and 4,839,959.31

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Solution

The fourth proportional to 12,028,364.25, 18,051,513.88 and 4,839,959.31 is: 7,263,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,364.25 : 18,051,513.88 = 4,839,959.31 : x
  2. Step 2: Convert to fraction form
    12,028,364.25/18,051,513.88 = 4,839,959.31/x
  3. Step 3: Cross multiply
    12,028,364.25x = 18,051,513.88 × 4,839,959.31
  4. Step 4: Simplify right side
    12,028,364.25x = 87,368,592,663,100.20
  5. Step 5: Solve for x
    x = 87,368,592,663,100.20/12,028,364.25
  6. Step 6: Final answer
    x = 7,263,547.30

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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.