Home / 7,506,795.31-11,256,142.27-3,405,878.18

Finding the Fourth Proportional to 7,506,795.31, 11,256,142.27 and 3,405,878.18

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Solution

The fourth proportional to 7,506,795.31, 11,256,142.27 and 3,405,878.18 is: 5,106,979.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506,795.31 : 11,256,142.27 = 3,405,878.18 : x
  2. Step 2: Convert to fraction form
    7,506,795.31/11,256,142.27 = 3,405,878.18/x
  3. Step 3: Cross multiply
    7,506,795.31x = 11,256,142.27 × 3,405,878.18
  4. Step 4: Simplify right side
    7,506,795.31x = 38,337,049,332,169.82
  5. Step 5: Solve for x
    x = 38,337,049,332,169.82/7,506,795.31
  6. Step 6: Final answer
    x = 5,106,979.44

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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.