Home / 7,127,980.95-9,836,553.90-4,031,112.41

Finding the Fourth Proportional to 7,127,980.95, 9,836,553.90 and 4,031,112.41

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Solution

The fourth proportional to 7,127,980.95, 9,836,553.90 and 4,031,112.41 is: 5,562,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,980.95 : 9,836,553.90 = 4,031,112.41 : x
  2. Step 2: Convert to fraction form
    7,127,980.95/9,836,553.90 = 4,031,112.41/x
  3. Step 3: Cross multiply
    7,127,980.95x = 9,836,553.90 × 4,031,112.41
  4. Step 4: Simplify right side
    7,127,980.95x = 39,652,254,497,923.90
  5. Step 5: Solve for x
    x = 39,652,254,497,923.90/7,127,980.95
  6. Step 6: Final answer
    x = 5,562,901.30

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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.