Home / 13,308,535.90-19,962,803.85-8,764,715.35

Finding the Fourth Proportional to 13,308,535.90, 19,962,803.85 and 8,764,715.35

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Solution

The fourth proportional to 13,308,535.90, 19,962,803.85 and 8,764,715.35 is: 13,147,073.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,535.90 : 19,962,803.85 = 8,764,715.35 : x
  2. Step 2: Convert to fraction form
    13,308,535.90/19,962,803.85 = 8,764,715.35/x
  3. Step 3: Cross multiply
    13,308,535.90x = 19,962,803.85 × 8,764,715.35
  4. Step 4: Simplify right side
    13,308,535.90x = 174,968,293,333,134.09
  5. Step 5: Solve for x
    x = 174,968,293,333,134.09/13,308,535.90
  6. Step 6: Final answer
    x = 13,147,073.03

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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.