Home / 21,140,194-29,173,496.88-11,482,402

Finding the Fourth Proportional to 21,140,194, 29,173,496.88 and 11,482,402

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Solution

The fourth proportional to 21,140,194, 29,173,496.88 and 11,482,402 is: 15,845,730.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,140,194 : 29,173,496.88 = 11,482,402 : x
  2. Step 2: Convert to fraction form
    21,140,194/29,173,496.88 = 11,482,402/x
  3. Step 3: Cross multiply
    21,140,194x = 29,173,496.88 × 11,482,402
  4. Step 4: Simplify right side
    21,140,194x = 334,981,818,921,905.75
  5. Step 5: Solve for x
    x = 334,981,818,921,905.75/21,140,194
  6. Step 6: Final answer
    x = 15,845,730.60

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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.