Home / 19,194,750.40-28,736,138.40-17,179,211.20

Finding the Fourth Proportional to 19,194,750.40, 28,736,138.40 and 17,179,211.20

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Solution

The fourth proportional to 19,194,750.40, 28,736,138.40 and 17,179,211.20 is: 25,718,708.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194,750.40 : 28,736,138.40 = 17,179,211.20 : x
  2. Step 2: Convert to fraction form
    19,194,750.40/28,736,138.40 = 17,179,211.20/x
  3. Step 3: Cross multiply
    19,194,750.40x = 28,736,138.40 × 17,179,211.20
  4. Step 4: Simplify right side
    19,194,750.40x = 493,664,190,646,030.06
  5. Step 5: Solve for x
    x = 493,664,190,646,030.06/19,194,750.40
  6. Step 6: Final answer
    x = 25,718,708.52

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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.