Home / 6,980,385.66-10,470,273.85-2,187,965.50

Finding the Fourth Proportional to 6,980,385.66, 10,470,273.85 and 2,187,965.50

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Solution

The fourth proportional to 6,980,385.66, 10,470,273.85 and 2,187,965.50 is: 3,281,852.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,385.66 : 10,470,273.85 = 2,187,965.50 : x
  2. Step 2: Convert to fraction form
    6,980,385.66/10,470,273.85 = 2,187,965.50/x
  3. Step 3: Cross multiply
    6,980,385.66x = 10,470,273.85 × 2,187,965.50
  4. Step 4: Simplify right side
    6,980,385.66x = 22,908,597,959,352.18
  5. Step 5: Solve for x
    x = 22,908,597,959,352.18/6,980,385.66
  6. Step 6: Final answer
    x = 3,281,852.76

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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.