Home / 13,042,490.80-19,567,235.40-11,632,313.20

Finding the Fourth Proportional to 13,042,490.80, 19,567,235.40 and 11,632,313.20

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Solution

The fourth proportional to 13,042,490.80, 19,567,235.40 and 11,632,313.20 is: 17,451,590.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042,490.80 : 19,567,235.40 = 11,632,313.20 : x
  2. Step 2: Convert to fraction form
    13,042,490.80/19,567,235.40 = 11,632,313.20/x
  3. Step 3: Cross multiply
    13,042,490.80x = 19,567,235.40 × 11,632,313.20
  4. Step 4: Simplify right side
    13,042,490.80x = 227,612,210,630,927.25
  5. Step 5: Solve for x
    x = 227,612,210,630,927.25/13,042,490.80
  6. Step 6: Final answer
    x = 17,451,590.66

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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.