Home / 19,811,252.90-29,717,108.15-5,978,331.50

Finding the Fourth Proportional to 19,811,252.90, 29,717,108.15 and 5,978,331.50

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Solution

The fourth proportional to 19,811,252.90, 29,717,108.15 and 5,978,331.50 is: 8,967,566.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,811,252.90 : 29,717,108.15 = 5,978,331.50 : x
  2. Step 2: Convert to fraction form
    19,811,252.90/29,717,108.15 = 5,978,331.50/x
  3. Step 3: Cross multiply
    19,811,252.90x = 29,717,108.15 × 5,978,331.50
  4. Step 4: Simplify right side
    19,811,252.90x = 177,658,723,608,412
  5. Step 5: Solve for x
    x = 177,658,723,608,412/19,811,252.90
  6. Step 6: Final answer
    x = 8,967,566.29

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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.