Home / 13,301,671.77-18,356,298.92-7,190,100.27

Finding the Fourth Proportional to 13,301,671.77, 18,356,298.92 and 7,190,100.27

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Solution

The fourth proportional to 13,301,671.77, 18,356,298.92 and 7,190,100.27 is: 9,922,333.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301,671.77 : 18,356,298.92 = 7,190,100.27 : x
  2. Step 2: Convert to fraction form
    13,301,671.77/18,356,298.92 = 7,190,100.27/x
  3. Step 3: Cross multiply
    13,301,671.77x = 18,356,298.92 × 7,190,100.27
  4. Step 4: Simplify right side
    13,301,671.77x = 131,983,629,743,068.97
  5. Step 5: Solve for x
    x = 131,983,629,743,068.97/13,301,671.77
  6. Step 6: Final answer
    x = 9,922,333.98

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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.