Home / 13,263,658.16-19,895,485.98-3,679,037.12

Finding the Fourth Proportional to 13,263,658.16, 19,895,485.98 and 3,679,037.12

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Solution

The fourth proportional to 13,263,658.16, 19,895,485.98 and 3,679,037.12 is: 5,518,555.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,658.16 : 19,895,485.98 = 3,679,037.12 : x
  2. Step 2: Convert to fraction form
    13,263,658.16/19,895,485.98 = 3,679,037.12/x
  3. Step 3: Cross multiply
    13,263,658.16x = 19,895,485.98 × 3,679,037.12
  4. Step 4: Simplify right side
    13,263,658.16x = 73,196,231,440,859.58
  5. Step 5: Solve for x
    x = 73,196,231,440,859.58/13,263,658.16
  6. Step 6: Final answer
    x = 5,518,555.33

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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.