Home / 19,123,644.05-28,693,937.04-10,023,578.96

Finding the Fourth Proportional to 19,123,644.05, 28,693,937.04 and 10,023,578.96

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Solution

The fourth proportional to 19,123,644.05, 28,693,937.04 and 10,023,578.96 is: 15,039,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,644.05 : 28,693,937.04 = 10,023,578.96 : x
  2. Step 2: Convert to fraction form
    19,123,644.05/28,693,937.04 = 10,023,578.96/x
  3. Step 3: Cross multiply
    19,123,644.05x = 28,693,937.04 × 10,023,578.96
  4. Step 4: Simplify right side
    19,123,644.05x = 287,615,943,450,239
  5. Step 5: Solve for x
    x = 287,615,943,450,239/19,123,644.05
  6. Step 6: Final answer
    x = 15,039,808.46

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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.