Home / 49,294,504.74-73,948,482.81-20,533,914.29

Finding the Fourth Proportional to 49,294,504.74, 73,948,482.81 and 20,533,914.29

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Solution

The fourth proportional to 49,294,504.74, 73,948,482.81 and 20,533,914.29 is: 30,803,673.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,294,504.74 : 73,948,482.81 = 20,533,914.29 : x
  2. Step 2: Convert to fraction form
    49,294,504.74/73,948,482.81 = 20,533,914.29/x
  3. Step 3: Cross multiply
    49,294,504.74x = 73,948,482.81 × 20,533,914.29
  4. Step 4: Simplify right side
    49,294,504.74x = 1,518,451,807,793,408.75
  5. Step 5: Solve for x
    x = 1,518,451,807,793,408.75/49,294,504.74
  6. Step 6: Final answer
    x = 30,803,673.07

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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.