Home / 19,280,930.40-26,608,173.66-10,579,100.72

Finding the Fourth Proportional to 19,280,930.40, 26,608,173.66 and 10,579,100.72

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Solution

The fourth proportional to 19,280,930.40, 26,608,173.66 and 10,579,100.72 is: 14,599,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280,930.40 : 26,608,173.66 = 10,579,100.72 : x
  2. Step 2: Convert to fraction form
    19,280,930.40/26,608,173.66 = 10,579,100.72/x
  3. Step 3: Cross multiply
    19,280,930.40x = 26,608,173.66 × 10,579,100.72
  4. Step 4: Simplify right side
    19,280,930.40x = 281,490,548,991,350.19
  5. Step 5: Solve for x
    x = 281,490,548,991,350.19/19,280,930.40
  6. Step 6: Final answer
    x = 14,599,427.68

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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.