Home / 19,125,287.46-26,392,221.50-10,423,287.36

Finding the Fourth Proportional to 19,125,287.46, 26,392,221.50 and 10,423,287.36

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Solution

The fourth proportional to 19,125,287.46, 26,392,221.50 and 10,423,287.36 is: 14,383,768.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125,287.46 : 26,392,221.50 = 10,423,287.36 : x
  2. Step 2: Convert to fraction form
    19,125,287.46/26,392,221.50 = 10,423,287.36/x
  3. Step 3: Cross multiply
    19,125,287.46x = 26,392,221.50 × 10,423,287.36
  4. Step 4: Simplify right side
    19,125,287.46x = 275,093,708,711,153.81
  5. Step 5: Solve for x
    x = 275,093,708,711,153.81/19,125,287.46
  6. Step 6: Final answer
    x = 14,383,768.57

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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.