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Finding the Fourth Proportional to 34,766,607.60, 52,156,909.80 and 12,042,802.80

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Solution

The fourth proportional to 34,766,607.60, 52,156,909.80 and 12,042,802.80 is: 18,066,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,766,607.60 : 52,156,909.80 = 12,042,802.80 : x
  2. Step 2: Convert to fraction form
    34,766,607.60/52,156,909.80 = 12,042,802.80/x
  3. Step 3: Cross multiply
    34,766,607.60x = 52,156,909.80 × 12,042,802.80
  4. Step 4: Simplify right side
    34,766,607.60x = 628,115,379,378,787.50
  5. Step 5: Solve for x
    x = 628,115,379,378,787.50/34,766,607.60
  6. Step 6: Final answer
    x = 18,066,628.38

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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.