Home / 29,133,981.60-43,706,221.20-12,096,376.80

Finding the Fourth Proportional to 29,133,981.60, 43,706,221.20 and 12,096,376.80

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Solution

The fourth proportional to 29,133,981.60, 43,706,221.20 and 12,096,376.80 is: 18,146,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,133,981.60 : 43,706,221.20 = 12,096,376.80 : x
  2. Step 2: Convert to fraction form
    29,133,981.60/43,706,221.20 = 12,096,376.80/x
  3. Step 3: Cross multiply
    29,133,981.60x = 43,706,221.20 × 12,096,376.80
  4. Step 4: Simplify right side
    29,133,981.60x = 528,686,920,139,348.25
  5. Step 5: Solve for x
    x = 528,686,920,139,348.25/29,133,981.60
  6. Step 6: Final answer
    x = 18,146,744.49

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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.