Home / 36,290,411.80-54,435,617.70-12,355,883.80

Finding the Fourth Proportional to 36,290,411.80, 54,435,617.70 and 12,355,883.80

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Solution

The fourth proportional to 36,290,411.80, 54,435,617.70 and 12,355,883.80 is: 18,533,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,290,411.80 : 54,435,617.70 = 12,355,883.80 : x
  2. Step 2: Convert to fraction form
    36,290,411.80/54,435,617.70 = 12,355,883.80/x
  3. Step 3: Cross multiply
    36,290,411.80x = 54,435,617.70 × 12,355,883.80
  4. Step 4: Simplify right side
    36,290,411.80x = 672,600,166,882,423.38
  5. Step 5: Solve for x
    x = 672,600,166,882,423.38/36,290,411.80
  6. Step 6: Final answer
    x = 18,533,825.70

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1.5x scale

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.