Home / 19,295,998.80-28,943,998.20-10,226,072.40

Finding the Fourth Proportional to 19,295,998.80, 28,943,998.20 and 10,226,072.40

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Solution

The fourth proportional to 19,295,998.80, 28,943,998.20 and 10,226,072.40 is: 15,339,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295,998.80 : 28,943,998.20 = 10,226,072.40 : x
  2. Step 2: Convert to fraction form
    19,295,998.80/28,943,998.20 = 10,226,072.40/x
  3. Step 3: Cross multiply
    19,295,998.80x = 28,943,998.20 × 10,226,072.40
  4. Step 4: Simplify right side
    19,295,998.80x = 295,983,421,138,669.69
  5. Step 5: Solve for x
    x = 295,983,421,138,669.69/19,295,998.80
  6. Step 6: Final answer
    x = 15,339,108.60

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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.