Home / 14,239,256.72-19,646,769.48-8,437,035.92

Finding the Fourth Proportional to 14,239,256.72, 19,646,769.48 and 8,437,035.92

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Solution

The fourth proportional to 14,239,256.72, 19,646,769.48 and 8,437,035.92 is: 11,641,092.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239,256.72 : 19,646,769.48 = 8,437,035.92 : x
  2. Step 2: Convert to fraction form
    14,239,256.72/19,646,769.48 = 8,437,035.92/x
  3. Step 3: Cross multiply
    14,239,256.72x = 19,646,769.48 × 8,437,035.92
  4. Step 4: Simplify right side
    14,239,256.72x = 165,760,499,814,719.72
  5. Step 5: Solve for x
    x = 165,760,499,814,719.72/14,239,256.72
  6. Step 6: Final answer
    x = 11,641,092.16

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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.