Home / 14,223,781.77-19,628,867.51-7,697,409.58

Finding the Fourth Proportional to 14,223,781.77, 19,628,867.51 and 7,697,409.58

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Solution

The fourth proportional to 14,223,781.77, 19,628,867.51 and 7,697,409.58 is: 10,622,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,781.77 : 19,628,867.51 = 7,697,409.58 : x
  2. Step 2: Convert to fraction form
    14,223,781.77/19,628,867.51 = 7,697,409.58/x
  3. Step 3: Cross multiply
    14,223,781.77x = 19,628,867.51 × 7,697,409.58
  4. Step 4: Simplify right side
    14,223,781.77x = 151,091,432,816,024.75
  5. Step 5: Solve for x
    x = 151,091,432,816,024.75/14,223,781.77
  6. Step 6: Final answer
    x = 10,622,451.56

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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.