Home / 33,864,892.80-46,740,947.04-20,823,374.40

Finding the Fourth Proportional to 33,864,892.80, 46,740,947.04 and 20,823,374.40

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Solution

The fourth proportional to 33,864,892.80, 46,740,947.04 and 20,823,374.40 is: 28,740,803.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,864,892.80 : 46,740,947.04 = 20,823,374.40 : x
  2. Step 2: Convert to fraction form
    33,864,892.80/46,740,947.04 = 20,823,374.40/x
  3. Step 3: Cross multiply
    33,864,892.80x = 46,740,947.04 × 20,823,374.40
  4. Step 4: Simplify right side
    33,864,892.80x = 973,304,240,024,491.75
  5. Step 5: Solve for x
    x = 973,304,240,024,491.75/33,864,892.80
  6. Step 6: Final answer
    x = 28,740,803.81

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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.