Home / 14,276,514.60-21,388,790.34-12,745,964.52

Finding the Fourth Proportional to 14,276,514.60, 21,388,790.34 and 12,745,964.52

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Solution

The fourth proportional to 14,276,514.60, 21,388,790.34 and 12,745,964.52 is: 19,095,750.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276,514.60 : 21,388,790.34 = 12,745,964.52 : x
  2. Step 2: Convert to fraction form
    14,276,514.60/21,388,790.34 = 12,745,964.52/x
  3. Step 3: Cross multiply
    14,276,514.60x = 21,388,790.34 × 12,745,964.52
  4. Step 4: Simplify right side
    14,276,514.60x = 272,620,762,799,358.72
  5. Step 5: Solve for x
    x = 272,620,762,799,358.72/14,276,514.60
  6. Step 6: Final answer
    x = 19,095,750.64

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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.