Home / 6,605,142.90-9,898,383.15-4,885,869.30

Finding the Fourth Proportional to 6,605,142.90, 9,898,383.15 and 4,885,869.30

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Solution

The fourth proportional to 6,605,142.90, 9,898,383.15 and 4,885,869.30 is: 7,321,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,142.90 : 9,898,383.15 = 4,885,869.30 : x
  2. Step 2: Convert to fraction form
    6,605,142.90/9,898,383.15 = 4,885,869.30/x
  3. Step 3: Cross multiply
    6,605,142.90x = 9,898,383.15 × 4,885,869.30
  4. Step 4: Simplify right side
    6,605,142.90x = 48,362,206,352,222.30
  5. Step 5: Solve for x
    x = 48,362,206,352,222.30/6,605,142.90
  6. Step 6: Final answer
    x = 7,321,901.60

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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.