Home / 13,284,048.80-19,926,073.20-8,749,085.60

Finding the Fourth Proportional to 13,284,048.80, 19,926,073.20 and 8,749,085.60

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Solution

The fourth proportional to 13,284,048.80, 19,926,073.20 and 8,749,085.60 is: 13,123,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,048.80 : 19,926,073.20 = 8,749,085.60 : x
  2. Step 2: Convert to fraction form
    13,284,048.80/19,926,073.20 = 8,749,085.60/x
  3. Step 3: Cross multiply
    13,284,048.80x = 19,926,073.20 × 8,749,085.60
  4. Step 4: Simplify right side
    13,284,048.80x = 174,334,920,098,665.91
  5. Step 5: Solve for x
    x = 174,334,920,098,665.91/13,284,048.80
  6. Step 6: Final answer
    x = 13,123,628.40

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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.