Home / 16,864,969.95-23,273,710.93-9,129,993.81

Finding the Fourth Proportional to 16,864,969.95, 23,273,710.93 and 9,129,993.81

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Solution

The fourth proportional to 16,864,969.95, 23,273,710.93 and 9,129,993.81 is: 12,599,419.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864,969.95 : 23,273,710.93 = 9,129,993.81 : x
  2. Step 2: Convert to fraction form
    16,864,969.95/23,273,710.93 = 9,129,993.81/x
  3. Step 3: Cross multiply
    16,864,969.95x = 23,273,710.93 × 9,129,993.81
  4. Step 4: Simplify right side
    16,864,969.95x = 212,488,836,726,629.34
  5. Step 5: Solve for x
    x = 212,488,836,726,629.34/16,864,969.95
  6. Step 6: Final answer
    x = 12,599,419.83

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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.