Home / 9,642,645.17-13,307,448.25-6,373,790.94

Finding the Fourth Proportional to 9,642,645.17, 13,307,448.25 and 6,373,790.94

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Solution

The fourth proportional to 9,642,645.17, 13,307,448.25 and 6,373,790.94 is: 8,796,226.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,645.17 : 13,307,448.25 = 6,373,790.94 : x
  2. Step 2: Convert to fraction form
    9,642,645.17/13,307,448.25 = 6,373,790.94/x
  3. Step 3: Cross multiply
    9,642,645.17x = 13,307,448.25 × 6,373,790.94
  4. Step 4: Simplify right side
    9,642,645.17x = 84,818,893,148,239.03
  5. Step 5: Solve for x
    x = 84,818,893,148,239.03/9,642,645.17
  6. Step 6: Final answer
    x = 8,796,226.73

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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.