Home / 7,386,936.12-11,083,913.28-5,115,955.32

Finding the Fourth Proportional to 7,386,936.12, 11,083,913.28 and 5,115,955.32

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Solution

The fourth proportional to 7,386,936.12, 11,083,913.28 and 5,115,955.32 is: 7,676,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386,936.12 : 11,083,913.28 = 5,115,955.32 : x
  2. Step 2: Convert to fraction form
    7,386,936.12/11,083,913.28 = 5,115,955.32/x
  3. Step 3: Cross multiply
    7,386,936.12x = 11,083,913.28 × 5,115,955.32
  4. Step 4: Simplify right side
    7,386,936.12x = 56,704,805,111,234.65
  5. Step 5: Solve for x
    x = 56,704,805,111,234.65/7,386,936.12
  6. Step 6: Final answer
    x = 7,676,363.27

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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.