Home / 19,007,824.76-26,221,142.52-12,026,738.26

Finding the Fourth Proportional to 19,007,824.76, 26,221,142.52 and 12,026,738.26

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Solution

The fourth proportional to 19,007,824.76, 26,221,142.52 and 12,026,738.26 is: 16,590,789.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007,824.76 : 26,221,142.52 = 12,026,738.26 : x
  2. Step 2: Convert to fraction form
    19,007,824.76/26,221,142.52 = 12,026,738.26/x
  3. Step 3: Cross multiply
    19,007,824.76x = 26,221,142.52 × 12,026,738.26
  4. Step 4: Simplify right side
    19,007,824.76x = 315,354,817,966,196.81
  5. Step 5: Solve for x
    x = 315,354,817,966,196.81/19,007,824.76
  6. Step 6: Final answer
    x = 16,590,789.42

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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.