Home / 19,152,370.60-28,728,555.90-9,074,674.60

Finding the Fourth Proportional to 19,152,370.60, 28,728,555.90 and 9,074,674.60

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Solution

The fourth proportional to 19,152,370.60, 28,728,555.90 and 9,074,674.60 is: 13,612,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,370.60 : 28,728,555.90 = 9,074,674.60 : x
  2. Step 2: Convert to fraction form
    19,152,370.60/28,728,555.90 = 9,074,674.60/x
  3. Step 3: Cross multiply
    19,152,370.60x = 28,728,555.90 × 9,074,674.60
  4. Step 4: Simplify right side
    19,152,370.60x = 260,702,296,520,410.12
  5. Step 5: Solve for x
    x = 260,702,296,520,410.12/19,152,370.60
  6. Step 6: Final answer
    x = 13,612,011.90

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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.