Home / 26,433,069.09-36,479,943.54-15,423,365.72

Finding the Fourth Proportional to 26,433,069.09, 36,479,943.54 and 15,423,365.72

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Solution

The fourth proportional to 26,433,069.09, 36,479,943.54 and 15,423,365.72 is: 21,285,591.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433,069.09 : 36,479,943.54 = 15,423,365.72 : x
  2. Step 2: Convert to fraction form
    26,433,069.09/36,479,943.54 = 15,423,365.72/x
  3. Step 3: Cross multiply
    26,433,069.09x = 36,479,943.54 × 15,423,365.72
  4. Step 4: Simplify right side
    26,433,069.09x = 562,643,510,753,571.31
  5. Step 5: Solve for x
    x = 562,643,510,753,571.31/26,433,069.09
  6. Step 6: Final answer
    x = 21,285,591.50

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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.