Home / 13,820,208.26-19,072,464.23-7,625,656.82

Finding the Fourth Proportional to 13,820,208.26, 19,072,464.23 and 7,625,656.82

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Solution

The fourth proportional to 13,820,208.26, 19,072,464.23 and 7,625,656.82 is: 10,523,724.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820,208.26 : 19,072,464.23 = 7,625,656.82 : x
  2. Step 2: Convert to fraction form
    13,820,208.26/19,072,464.23 = 7,625,656.82/x
  3. Step 3: Cross multiply
    13,820,208.26x = 19,072,464.23 × 7,625,656.82
  4. Step 4: Simplify right side
    13,820,208.26x = 145,440,066,796,214.97
  5. Step 5: Solve for x
    x = 145,440,066,796,214.97/13,820,208.26
  6. Step 6: Final answer
    x = 10,523,724.69

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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.