Home / 6,872,355.11-9,484,013.78-3,774,943.34

Finding the Fourth Proportional to 6,872,355.11, 9,484,013.78 and 3,774,943.34

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Solution

The fourth proportional to 6,872,355.11, 9,484,013.78 and 3,774,943.34 is: 5,209,511.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,355.11 : 9,484,013.78 = 3,774,943.34 : x
  2. Step 2: Convert to fraction form
    6,872,355.11/9,484,013.78 = 3,774,943.34/x
  3. Step 3: Cross multiply
    6,872,355.11x = 9,484,013.78 × 3,774,943.34
  4. Step 4: Simplify right side
    6,872,355.11x = 35,801,614,655,279.22
  5. Step 5: Solve for x
    x = 35,801,614,655,279.22/6,872,355.11
  6. Step 6: Final answer
    x = 5,209,511.74

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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.