Home / 49,179,688.24-73,769,813.25-20,425,823.84

Finding the Fourth Proportional to 49,179,688.24, 73,769,813.25 and 20,425,823.84

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Solution

The fourth proportional to 49,179,688.24, 73,769,813.25 and 20,425,823.84 is: 30,638,852.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,179,688.24 : 73,769,813.25 = 20,425,823.84 : x
  2. Step 2: Convert to fraction form
    49,179,688.24/73,769,813.25 = 20,425,823.84/x
  3. Step 3: Cross multiply
    49,179,688.24x = 73,769,813.25 × 20,425,823.84
  4. Step 4: Simplify right side
    49,179,688.24x = 1,506,809,210,154,197.75
  5. Step 5: Solve for x
    x = 1,506,809,210,154,197.75/49,179,688.24
  6. Step 6: Final answer
    x = 30,638,852.42

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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.