Home / 48,303,769.20-72,436,408.20-15,946,666.80

Finding the Fourth Proportional to 48,303,769.20, 72,436,408.20 and 15,946,666.80

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Solution

The fourth proportional to 48,303,769.20, 72,436,408.20 and 15,946,666.80 is: 23,913,646.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,303,769.20 : 72,436,408.20 = 15,946,666.80 : x
  2. Step 2: Convert to fraction form
    48,303,769.20/72,436,408.20 = 15,946,666.80/x
  3. Step 3: Cross multiply
    48,303,769.20x = 72,436,408.20 × 15,946,666.80
  4. Step 4: Simplify right side
    48,303,769.20x = 1,155,119,265,754,187.75
  5. Step 5: Solve for x
    x = 1,155,119,265,754,187.75/48,303,769.20
  6. Step 6: Final answer
    x = 23,913,646.59

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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.