Home / 16,038,140.80-22,132,921.44-8,696,221.60

Finding the Fourth Proportional to 16,038,140.80, 22,132,921.44 and 8,696,221.60

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Solution

The fourth proportional to 16,038,140.80, 22,132,921.44 and 8,696,221.60 is: 12,000,941.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,038,140.80 : 22,132,921.44 = 8,696,221.60 : x
  2. Step 2: Convert to fraction form
    16,038,140.80/22,132,921.44 = 8,696,221.60/x
  3. Step 3: Cross multiply
    16,038,140.80x = 22,132,921.44 × 8,696,221.60
  4. Step 4: Simplify right side
    16,038,140.80x = 192,472,789,497,631.09
  5. Step 5: Solve for x
    x = 192,472,789,497,631.09/16,038,140.80
  6. Step 6: Final answer
    x = 12,000,941.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.