Home / 14,003,455.77-21,014,631.50-5,482,728.81

Finding the Fourth Proportional to 14,003,455.77, 21,014,631.50 and 5,482,728.81

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Solution

The fourth proportional to 14,003,455.77, 21,014,631.50 and 5,482,728.81 is: 8,227,792.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,455.77 : 21,014,631.50 = 5,482,728.81 : x
  2. Step 2: Convert to fraction form
    14,003,455.77/21,014,631.50 = 5,482,728.81/x
  3. Step 3: Cross multiply
    14,003,455.77x = 21,014,631.50 × 5,482,728.81
  4. Step 4: Simplify right side
    14,003,455.77x = 115,217,525,529,169.88
  5. Step 5: Solve for x
    x = 115,217,525,529,169.88/14,003,455.77
  6. Step 6: Final answer
    x = 8,227,792.30

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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.