Home / 15,336,152.24-21,163,888.80-8,460,634.30

Finding the Fourth Proportional to 15,336,152.24, 21,163,888.80 and 8,460,634.30

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Solution

The fourth proportional to 15,336,152.24, 21,163,888.80 and 8,460,634.30 is: 11,675,674.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336,152.24 : 21,163,888.80 = 8,460,634.30 : x
  2. Step 2: Convert to fraction form
    15,336,152.24/21,163,888.80 = 8,460,634.30/x
  3. Step 3: Cross multiply
    15,336,152.24x = 21,163,888.80 × 8,460,634.30
  4. Step 4: Simplify right side
    15,336,152.24x = 179,059,923,502,665.88
  5. Step 5: Solve for x
    x = 179,059,923,502,665.88/15,336,152.24
  6. Step 6: Final answer
    x = 11,675,674.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.