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Finding the Fourth Proportional to 52,828,881.60, 79,168,672.80 and 32,573,956.80

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Solution

The fourth proportional to 52,828,881.60, 79,168,672.80 and 32,573,956.80 is: 48,814,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,828,881.60 : 79,168,672.80 = 32,573,956.80 : x
  2. Step 2: Convert to fraction form
    52,828,881.60/79,168,672.80 = 32,573,956.80/x
  3. Step 3: Cross multiply
    52,828,881.60x = 79,168,672.80 × 32,573,956.80
  4. Step 4: Simplify right side
    52,828,881.60x = 2,578,836,927,700,535
  5. Step 5: Solve for x
    x = 2,578,836,927,700,535/52,828,881.60
  6. Step 6: Final answer
    x = 48,814,906.73

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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.