Home / 10,702,561.68-14,769,575.24-5,807,784.78

Finding the Fourth Proportional to 10,702,561.68, 14,769,575.24 and 5,807,784.78

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Solution

The fourth proportional to 10,702,561.68, 14,769,575.24 and 5,807,784.78 is: 8,014,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702,561.68 : 14,769,575.24 = 5,807,784.78 : x
  2. Step 2: Convert to fraction form
    10,702,561.68/14,769,575.24 = 5,807,784.78/x
  3. Step 3: Cross multiply
    10,702,561.68x = 14,769,575.24 × 5,807,784.78
  4. Step 4: Simplify right side
    10,702,561.68x = 85,778,514,256,897.92
  5. Step 5: Solve for x
    x = 85,778,514,256,897.92/10,702,561.68
  6. Step 6: Final answer
    x = 8,014,764.77

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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.