Home / 8,207,345.93-11,327,515.13-5,556,991.37

Finding the Fourth Proportional to 8,207,345.93, 11,327,515.13 and 5,556,991.37

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Solution

The fourth proportional to 8,207,345.93, 11,327,515.13 and 5,556,991.37 is: 7,669,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207,345.93 : 11,327,515.13 = 5,556,991.37 : x
  2. Step 2: Convert to fraction form
    8,207,345.93/11,327,515.13 = 5,556,991.37/x
  3. Step 3: Cross multiply
    8,207,345.93x = 11,327,515.13 × 5,556,991.37
  4. Step 4: Simplify right side
    8,207,345.93x = 62,946,903,778,209.34
  5. Step 5: Solve for x
    x = 62,946,903,778,209.34/8,207,345.93
  6. Step 6: Final answer
    x = 7,669,580.93

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Double scale
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1.5x scale

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.