Home / 21,911,196.60-30,232,018.71-14,166,920.34

Finding the Fourth Proportional to 21,911,196.60, 30,232,018.71 and 14,166,920.34

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Solution

The fourth proportional to 21,911,196.60, 30,232,018.71 and 14,166,920.34 is: 19,546,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,911,196.60 : 30,232,018.71 = 14,166,920.34 : x
  2. Step 2: Convert to fraction form
    21,911,196.60/30,232,018.71 = 14,166,920.34/x
  3. Step 3: Cross multiply
    21,911,196.60x = 30,232,018.71 × 14,166,920.34
  4. Step 4: Simplify right side
    21,911,196.60x = 428,294,600,781,959.56
  5. Step 5: Solve for x
    x = 428,294,600,781,959.56/21,911,196.60
  6. Step 6: Final answer
    x = 19,546,837.56

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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.