Home / 28,959,711.60-43,438,903.20-14,578,917.60

Finding the Fourth Proportional to 28,959,711.60, 43,438,903.20 and 14,578,917.60

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Solution

The fourth proportional to 28,959,711.60, 43,438,903.20 and 14,578,917.60 is: 21,868,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,959,711.60 : 43,438,903.20 = 14,578,917.60 : x
  2. Step 2: Convert to fraction form
    28,959,711.60/43,438,903.20 = 14,578,917.60/x
  3. Step 3: Cross multiply
    28,959,711.60x = 43,438,903.20 × 14,578,917.60
  4. Step 4: Simplify right side
    28,959,711.60x = 633,292,190,387,176.38
  5. Step 5: Solve for x
    x = 633,292,190,387,176.38/28,959,711.60
  6. Step 6: Final answer
    x = 21,868,042.03

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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.