Home / 16,890,194.68-23,307,844.21-9,155,070.93

Finding the Fourth Proportional to 16,890,194.68, 23,307,844.21 and 9,155,070.93

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Solution

The fourth proportional to 16,890,194.68, 23,307,844.21 and 9,155,070.93 is: 12,633,659.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890,194.68 : 23,307,844.21 = 9,155,070.93 : x
  2. Step 2: Convert to fraction form
    16,890,194.68/23,307,844.21 = 9,155,070.93/x
  3. Step 3: Cross multiply
    16,890,194.68x = 23,307,844.21 × 9,155,070.93
  4. Step 4: Simplify right side
    16,890,194.68x = 213,384,966,967,939.81
  5. Step 5: Solve for x
    x = 213,384,966,967,939.81/16,890,194.68
  6. Step 6: Final answer
    x = 12,633,659.41

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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.