Home / 53,838,000.40-80,757,000.60-21,494,894.80

Finding the Fourth Proportional to 53,838,000.40, 80,757,000.60 and 21,494,894.80

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Solution

The fourth proportional to 53,838,000.40, 80,757,000.60 and 21,494,894.80 is: 32,242,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,838,000.40 : 80,757,000.60 = 21,494,894.80 : x
  2. Step 2: Convert to fraction form
    53,838,000.40/80,757,000.60 = 21,494,894.80/x
  3. Step 3: Cross multiply
    53,838,000.40x = 80,757,000.60 × 21,494,894.80
  4. Step 4: Simplify right side
    53,838,000.40x = 1,735,863,232,260,536.75
  5. Step 5: Solve for x
    x = 1,735,863,232,260,536.75/53,838,000.40
  6. Step 6: Final answer
    x = 32,242,342.20

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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.