Home / 13,901,099.89-19,182,550.11-7,706,087.05

Finding the Fourth Proportional to 13,901,099.89, 19,182,550.11 and 7,706,087.05

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Solution

The fourth proportional to 13,901,099.89, 19,182,550.11 and 7,706,087.05 is: 10,633,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901,099.89 : 19,182,550.11 = 7,706,087.05 : x
  2. Step 2: Convert to fraction form
    13,901,099.89/19,182,550.11 = 7,706,087.05/x
  3. Step 3: Cross multiply
    13,901,099.89x = 19,182,550.11 × 7,706,087.05
  4. Step 4: Simplify right side
    13,901,099.89x = 147,822,400,988,647.06
  5. Step 5: Solve for x
    x = 147,822,400,988,647.06/13,901,099.89
  6. Step 6: Final answer
    x = 10,633,863.66

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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.