Home / 7,127,979.95-9,836,552.52-4,031,111.41

Finding the Fourth Proportional to 7,127,979.95, 9,836,552.52 and 4,031,111.41

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Solution

The fourth proportional to 7,127,979.95, 9,836,552.52 and 4,031,111.41 is: 5,562,899.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,979.95 : 9,836,552.52 = 4,031,111.41 : x
  2. Step 2: Convert to fraction form
    7,127,979.95/9,836,552.52 = 4,031,111.41/x
  3. Step 3: Cross multiply
    7,127,979.95x = 9,836,552.52 × 4,031,111.41
  4. Step 4: Simplify right side
    7,127,979.95x = 39,652,239,073,844.88
  5. Step 5: Solve for x
    x = 39,652,239,073,844.88/7,127,979.95
  6. Step 6: Final answer
    x = 5,562,899.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.