Home / 15,976,015.60-23,964,023.40-13,283,381.20

Finding the Fourth Proportional to 15,976,015.60, 23,964,023.40 and 13,283,381.20

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Solution

The fourth proportional to 15,976,015.60, 23,964,023.40 and 13,283,381.20 is: 19,925,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976,015.60 : 23,964,023.40 = 13,283,381.20 : x
  2. Step 2: Convert to fraction form
    15,976,015.60/23,964,023.40 = 13,283,381.20/x
  3. Step 3: Cross multiply
    15,976,015.60x = 23,964,023.40 × 13,283,381.20
  4. Step 4: Simplify right side
    15,976,015.60x = 318,323,257,907,920.06
  5. Step 5: Solve for x
    x = 318,323,257,907,920.06/15,976,015.60
  6. Step 6: Final answer
    x = 19,925,071.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.