Home / 17,631,289.74-26,434,861.02-8,978,641.19

Finding the Fourth Proportional to 17,631,289.74, 26,434,861.02 and 8,978,641.19

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Solution

The fourth proportional to 17,631,289.74, 26,434,861.02 and 8,978,641.19 is: 13,461,813.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631,289.74 : 26,434,861.02 = 8,978,641.19 : x
  2. Step 2: Convert to fraction form
    17,631,289.74/26,434,861.02 = 8,978,641.19/x
  3. Step 3: Cross multiply
    17,631,289.74x = 26,434,861.02 × 8,978,641.19
  4. Step 4: Simplify right side
    17,631,289.74x = 237,349,131,873,923.12
  5. Step 5: Solve for x
    x = 237,349,131,873,923.12/17,631,289.74
  6. Step 6: Final answer
    x = 13,461,813.37

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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.