Home / 7,730,655.39-11,592,018.54-4,089,351.42

Finding the Fourth Proportional to 7,730,655.39, 11,592,018.54 and 4,089,351.42

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Solution

The fourth proportional to 7,730,655.39, 11,592,018.54 and 4,089,351.42 is: 6,131,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730,655.39 : 11,592,018.54 = 4,089,351.42 : x
  2. Step 2: Convert to fraction form
    7,730,655.39/11,592,018.54 = 4,089,351.42/x
  3. Step 3: Cross multiply
    7,730,655.39x = 11,592,018.54 × 4,089,351.42
  4. Step 4: Simplify right side
    7,730,655.39x = 47,403,837,477,215.32
  5. Step 5: Solve for x
    x = 47,403,837,477,215.32/7,730,655.39
  6. Step 6: Final answer
    x = 6,131,929.97

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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.