Home / 29,430,733.20-44,161,846.20-12,393,128.40

Finding the Fourth Proportional to 29,430,733.20, 44,161,846.20 and 12,393,128.40

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Solution

The fourth proportional to 29,430,733.20, 44,161,846.20 and 12,393,128.40 is: 18,596,323.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,430,733.20 : 44,161,846.20 = 12,393,128.40 : x
  2. Step 2: Convert to fraction form
    29,430,733.20/44,161,846.20 = 12,393,128.40/x
  3. Step 3: Cross multiply
    29,430,733.20x = 44,161,846.20 × 12,393,128.40
  4. Step 4: Simplify right side
    29,430,733.20x = 547,303,430,337,652.12
  5. Step 5: Solve for x
    x = 547,303,430,337,652.12/29,430,733.20
  6. Step 6: Final answer
    x = 18,596,323.33

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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.