Home / 38,970,444.60-58,455,666.90-18,777,727.80

Finding the Fourth Proportional to 38,970,444.60, 58,455,666.90 and 18,777,727.80

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Solution

The fourth proportional to 38,970,444.60, 58,455,666.90 and 18,777,727.80 is: 28,166,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,970,444.60 : 58,455,666.90 = 18,777,727.80 : x
  2. Step 2: Convert to fraction form
    38,970,444.60/58,455,666.90 = 18,777,727.80/x
  3. Step 3: Cross multiply
    38,970,444.60x = 58,455,666.90 × 18,777,727.80
  4. Step 4: Simplify right side
    38,970,444.60x = 1,097,664,601,415,669.88
  5. Step 5: Solve for x
    x = 1,097,664,601,415,669.88/38,970,444.60
  6. Step 6: Final answer
    x = 28,166,591.70

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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.