Home / 19,331,500.52-26,678,428.36-11,991,698.52

Finding the Fourth Proportional to 19,331,500.52, 26,678,428.36 and 11,991,698.52

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Solution

The fourth proportional to 19,331,500.52, 26,678,428.36 and 11,991,698.52 is: 16,549,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331,500.52 : 26,678,428.36 = 11,991,698.52 : x
  2. Step 2: Convert to fraction form
    19,331,500.52/26,678,428.36 = 11,991,698.52/x
  3. Step 3: Cross multiply
    19,331,500.52x = 26,678,428.36 × 11,991,698.52
  4. Step 4: Simplify right side
    19,331,500.52x = 319,919,669,880,538
  5. Step 5: Solve for x
    x = 319,919,669,880,538/19,331,500.52
  6. Step 6: Final answer
    x = 16,549,138.00

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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.