Home / 8,388,514.81-11,576,039.77-4,717,430.28

Finding the Fourth Proportional to 8,388,514.81, 11,576,039.77 and 4,717,430.28

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Solution

The fourth proportional to 8,388,514.81, 11,576,039.77 and 4,717,430.28 is: 6,509,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388,514.81 : 11,576,039.77 = 4,717,430.28 : x
  2. Step 2: Convert to fraction form
    8,388,514.81/11,576,039.77 = 4,717,430.28/x
  3. Step 3: Cross multiply
    8,388,514.81x = 11,576,039.77 × 4,717,430.28
  4. Step 4: Simplify right side
    8,388,514.81x = 54,609,160,539,379.03
  5. Step 5: Solve for x
    x = 54,609,160,539,379.03/8,388,514.81
  6. Step 6: Final answer
    x = 6,509,991.55

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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.