Home / 12,642,285.06-17,446,399.61-6,841,066.82

Finding the Fourth Proportional to 12,642,285.06, 17,446,399.61 and 6,841,066.82

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Solution

The fourth proportional to 12,642,285.06, 17,446,399.61 and 6,841,066.82 is: 9,440,697.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,285.06 : 17,446,399.61 = 6,841,066.82 : x
  2. Step 2: Convert to fraction form
    12,642,285.06/17,446,399.61 = 6,841,066.82/x
  3. Step 3: Cross multiply
    12,642,285.06x = 17,446,399.61 × 6,841,066.82
  4. Step 4: Simplify right side
    12,642,285.06x = 119,351,985,500,431.94
  5. Step 5: Solve for x
    x = 119,351,985,500,431.94/12,642,285.06
  6. Step 6: Final answer
    x = 9,440,697.23

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1.5x scale

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.