Home / 9,763,493.84-13,479,945.72-6,280,390.16

Finding the Fourth Proportional to 9,763,493.84, 13,479,945.72 and 6,280,390.16

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Solution

The fourth proportional to 9,763,493.84, 13,479,945.72 and 6,280,390.16 is: 8,671,006.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763,493.84 : 13,479,945.72 = 6,280,390.16 : x
  2. Step 2: Convert to fraction form
    9,763,493.84/13,479,945.72 = 6,280,390.16/x
  3. Step 3: Cross multiply
    9,763,493.84x = 13,479,945.72 × 6,280,390.16
  4. Step 4: Simplify right side
    9,763,493.84x = 84,659,318,457,222.12
  5. Step 5: Solve for x
    x = 84,659,318,457,222.12/9,763,493.84
  6. Step 6: Final answer
    x = 8,671,006.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.