Home / 61,590,405.72-84,989,000.58-36,805,674.18

Finding the Fourth Proportional to 61,590,405.72, 84,989,000.58 and 36,805,674.18

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Solution

The fourth proportional to 61,590,405.72, 84,989,000.58 and 36,805,674.18 is: 50,788,388.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,590,405.72 : 84,989,000.58 = 36,805,674.18 : x
  2. Step 2: Convert to fraction form
    61,590,405.72/84,989,000.58 = 36,805,674.18/x
  3. Step 3: Cross multiply
    61,590,405.72x = 84,989,000.58 × 36,805,674.18
  4. Step 4: Simplify right side
    61,590,405.72x = 3,128,077,464,231,311
  5. Step 5: Solve for x
    x = 3,128,077,464,231,311/61,590,405.72
  6. Step 6: Final answer
    x = 50,788,388.67

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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.