Home / 36,700,435.20-55,048,903.20-12,436,982.40

Finding the Fourth Proportional to 36,700,435.20, 55,048,903.20 and 12,436,982.40

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Solution

The fourth proportional to 36,700,435.20, 55,048,903.20 and 12,436,982.40 is: 18,654,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700,435.20 : 55,048,903.20 = 12,436,982.40 : x
  2. Step 2: Convert to fraction form
    36,700,435.20/55,048,903.20 = 12,436,982.40/x
  3. Step 3: Cross multiply
    36,700,435.20x = 55,048,903.20 × 12,436,982.40
  4. Step 4: Simplify right side
    36,700,435.20x = 684,642,240,237,703.75
  5. Step 5: Solve for x
    x = 684,642,240,237,703.75/36,700,435.20
  6. Step 6: Final answer
    x = 18,654,880.70

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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.