Home / 26,001,310.80-39,001,966.20-19,576,779.60

Finding the Fourth Proportional to 26,001,310.80, 39,001,966.20 and 19,576,779.60

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Solution

The fourth proportional to 26,001,310.80, 39,001,966.20 and 19,576,779.60 is: 29,365,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,310.80 : 39,001,966.20 = 19,576,779.60 : x
  2. Step 2: Convert to fraction form
    26,001,310.80/39,001,966.20 = 19,576,779.60/x
  3. Step 3: Cross multiply
    26,001,310.80x = 39,001,966.20 × 19,576,779.60
  4. Step 4: Simplify right side
    26,001,310.80x = 763,532,896,264,049.62
  5. Step 5: Solve for x
    x = 763,532,896,264,049.62/26,001,310.80
  6. Step 6: Final answer
    x = 29,365,169.40

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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.