Home / 16,926,515.38-23,358,677.69-9,191,557.77

Finding the Fourth Proportional to 16,926,515.38, 23,358,677.69 and 9,191,557.77

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Solution

The fourth proportional to 16,926,515.38, 23,358,677.69 and 9,191,557.77 is: 12,684,396.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,926,515.38 : 23,358,677.69 = 9,191,557.77 : x
  2. Step 2: Convert to fraction form
    16,926,515.38/23,358,677.69 = 9,191,557.77/x
  3. Step 3: Cross multiply
    16,926,515.38x = 23,358,677.69 × 9,191,557.77
  4. Step 4: Simplify right side
    16,926,515.38x = 214,702,635,433,528.22
  5. Step 5: Solve for x
    x = 214,702,635,433,528.22/16,926,515.38
  6. Step 6: Final answer
    x = 12,684,396.68

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Double scale
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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.