Home / 6,898,475.98-9,520,112.70-3,958,830.88

Finding the Fourth Proportional to 6,898,475.98, 9,520,112.70 and 3,958,830.88

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Solution

The fourth proportional to 6,898,475.98, 9,520,112.70 and 3,958,830.88 is: 5,463,310.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898,475.98 : 9,520,112.70 = 3,958,830.88 : x
  2. Step 2: Convert to fraction form
    6,898,475.98/9,520,112.70 = 3,958,830.88/x
  3. Step 3: Cross multiply
    6,898,475.98x = 9,520,112.70 × 3,958,830.88
  4. Step 4: Simplify right side
    6,898,475.98x = 37,688,516,137,840.17
  5. Step 5: Solve for x
    x = 37,688,516,137,840.17/6,898,475.98
  6. Step 6: Final answer
    x = 5,463,310.48

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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.