Home / 20,804,000.20-31,206,000.30-19,544,288.20

Finding the Fourth Proportional to 20,804,000.20, 31,206,000.30 and 19,544,288.20

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Solution

The fourth proportional to 20,804,000.20, 31,206,000.30 and 19,544,288.20 is: 29,316,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,804,000.20 : 31,206,000.30 = 19,544,288.20 : x
  2. Step 2: Convert to fraction form
    20,804,000.20/31,206,000.30 = 19,544,288.20/x
  3. Step 3: Cross multiply
    20,804,000.20x = 31,206,000.30 × 19,544,288.20
  4. Step 4: Simplify right side
    20,804,000.20x = 609,899,063,432,486.50
  5. Step 5: Solve for x
    x = 609,899,063,432,486.50/20,804,000.20
  6. Step 6: Final answer
    x = 29,316,432.30

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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.