Home / 6,605,130.40-9,898,364.40-4,885,856.80

Finding the Fourth Proportional to 6,605,130.40, 9,898,364.40 and 4,885,856.80

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Solution

The fourth proportional to 6,605,130.40, 9,898,364.40 and 4,885,856.80 is: 7,321,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,130.40 : 9,898,364.40 = 4,885,856.80 : x
  2. Step 2: Convert to fraction form
    6,605,130.40/9,898,364.40 = 4,885,856.80/x
  3. Step 3: Cross multiply
    6,605,130.40x = 9,898,364.40 × 4,885,856.80
  4. Step 4: Simplify right side
    6,605,130.40x = 48,361,991,012,617.92
  5. Step 5: Solve for x
    x = 48,361,991,012,617.92/6,605,130.40
  6. Step 6: Final answer
    x = 7,321,882.85

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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.