Home / 29,072,085.60-43,608,128.40-8,877,295.20

Finding the Fourth Proportional to 29,072,085.60, 43,608,128.40 and 8,877,295.20

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Solution

The fourth proportional to 29,072,085.60, 43,608,128.40 and 8,877,295.20 is: 13,315,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,072,085.60 : 43,608,128.40 = 8,877,295.20 : x
  2. Step 2: Convert to fraction form
    29,072,085.60/43,608,128.40 = 8,877,295.20/x
  3. Step 3: Cross multiply
    29,072,085.60x = 43,608,128.40 × 8,877,295.20
  4. Step 4: Simplify right side
    29,072,085.60x = 387,122,228,926,303.62
  5. Step 5: Solve for x
    x = 387,122,228,926,303.62/29,072,085.60
  6. Step 6: Final answer
    x = 13,315,942.80

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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.