Home / 29,527,083.20-44,296,845.60-12,478,980.80

Finding the Fourth Proportional to 29,527,083.20, 44,296,845.60 and 12,478,980.80

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Solution

The fourth proportional to 29,527,083.20, 44,296,845.60 and 12,478,980.80 is: 18,721,100.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,527,083.20 : 44,296,845.60 = 12,478,980.80 : x
  2. Step 2: Convert to fraction form
    29,527,083.20/44,296,845.60 = 12,478,980.80/x
  3. Step 3: Cross multiply
    29,527,083.20x = 44,296,845.60 × 12,478,980.80
  4. Step 4: Simplify right side
    29,527,083.20x = 552,779,485,742,964.56
  5. Step 5: Solve for x
    x = 552,779,485,742,964.56/29,527,083.20
  6. Step 6: Final answer
    x = 18,721,100.29

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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.