Home / 16,678,718.75-23,017,112.60-9,336,508.67

Finding the Fourth Proportional to 16,678,718.75, 23,017,112.60 and 9,336,508.67

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Solution

The fourth proportional to 16,678,718.75, 23,017,112.60 and 9,336,508.67 is: 12,884,651.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678,718.75 : 23,017,112.60 = 9,336,508.67 : x
  2. Step 2: Convert to fraction form
    16,678,718.75/23,017,112.60 = 9,336,508.67/x
  3. Step 3: Cross multiply
    16,678,718.75x = 23,017,112.60 × 9,336,508.67
  4. Step 4: Simplify right side
    16,678,718.75x = 214,899,471,359,126.47
  5. Step 5: Solve for x
    x = 214,899,471,359,126.47/16,678,718.75
  6. Step 6: Final answer
    x = 12,884,651.07

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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.