Home / 28,926,847.80-43,388,889.30-9,755,724.60

Finding the Fourth Proportional to 28,926,847.80, 43,388,889.30 and 9,755,724.60

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Solution

The fourth proportional to 28,926,847.80, 43,388,889.30 and 9,755,724.60 is: 14,633,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926,847.80 : 43,388,889.30 = 9,755,724.60 : x
  2. Step 2: Convert to fraction form
    28,926,847.80/43,388,889.30 = 9,755,724.60/x
  3. Step 3: Cross multiply
    28,926,847.80x = 43,388,889.30 × 9,755,724.60
  4. Step 4: Simplify right side
    28,926,847.80x = 423,290,054,710,686.75
  5. Step 5: Solve for x
    x = 423,290,054,710,686.75/28,926,847.80
  6. Step 6: Final answer
    x = 14,633,120.68

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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.