Home / 6,563,315.40-9,853,830.45-5,216,998.20

Finding the Fourth Proportional to 6,563,315.40, 9,853,830.45 and 5,216,998.20

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Solution

The fourth proportional to 6,563,315.40, 9,853,830.45 and 5,216,998.20 is: 7,832,537.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563,315.40 : 9,853,830.45 = 5,216,998.20 : x
  2. Step 2: Convert to fraction form
    6,563,315.40/9,853,830.45 = 5,216,998.20/x
  3. Step 3: Cross multiply
    6,563,315.40x = 9,853,830.45 × 5,216,998.20
  4. Step 4: Simplify right side
    6,563,315.40x = 51,407,415,720,755.19
  5. Step 5: Solve for x
    x = 51,407,415,720,755.19/6,563,315.40
  6. Step 6: Final answer
    x = 7,832,537.76

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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.