Home / 14,580,795.36-20,121,684.48-8,054,398.56

Finding the Fourth Proportional to 14,580,795.36, 20,121,684.48 and 8,054,398.56

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Solution

The fourth proportional to 14,580,795.36, 20,121,684.48 and 8,054,398.56 is: 11,115,173.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580,795.36 : 20,121,684.48 = 8,054,398.56 : x
  2. Step 2: Convert to fraction form
    14,580,795.36/20,121,684.48 = 8,054,398.56/x
  3. Step 3: Cross multiply
    14,580,795.36x = 20,121,684.48 × 8,054,398.56
  4. Step 4: Simplify right side
    14,580,795.36x = 162,068,066,500,486.34
  5. Step 5: Solve for x
    x = 162,068,066,500,486.34/14,580,795.36
  6. Step 6: Final answer
    x = 11,115,173.25

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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.