Home / 76,328,427.66-105,333,150.44-41,521,035.08

Finding the Fourth Proportional to 76,328,427.66, 105,333,150.44 and 41,521,035.08

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Solution

The fourth proportional to 76,328,427.66, 105,333,150.44 and 41,521,035.08 is: 57,298,985.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,328,427.66 : 105,333,150.44 = 41,521,035.08 : x
  2. Step 2: Convert to fraction form
    76,328,427.66/105,333,150.44 = 41,521,035.08/x
  3. Step 3: Cross multiply
    76,328,427.66x = 105,333,150.44 × 41,521,035.08
  4. Step 4: Simplify right side
    76,328,427.66x = 4,373,541,433,771,887
  5. Step 5: Solve for x
    x = 4,373,541,433,771,887/76,328,427.66
  6. Step 6: Final answer
    x = 57,298,985.03

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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.