Home / 13,333,877.70-20,000,816.55-9,029,205.60

Finding the Fourth Proportional to 13,333,877.70, 20,000,816.55 and 9,029,205.60

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Solution

The fourth proportional to 13,333,877.70, 20,000,816.55 and 9,029,205.60 is: 13,543,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333,877.70 : 20,000,816.55 = 9,029,205.60 : x
  2. Step 2: Convert to fraction form
    13,333,877.70/20,000,816.55 = 9,029,205.60/x
  3. Step 3: Cross multiply
    13,333,877.70x = 20,000,816.55 × 9,029,205.60
  4. Step 4: Simplify right side
    13,333,877.70x = 180,591,484,797,832.69
  5. Step 5: Solve for x
    x = 180,591,484,797,832.69/13,333,877.70
  6. Step 6: Final answer
    x = 13,543,808.40

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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.