Home / 61,830,914.63-92,749,354.43-20,330,871.75

Finding the Fourth Proportional to 61,830,914.63, 92,749,354.43 and 20,330,871.75

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Solution

The fourth proportional to 61,830,914.63, 92,749,354.43 and 20,330,871.75 is: 30,497,288.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,830,914.63 : 92,749,354.43 = 20,330,871.75 : x
  2. Step 2: Convert to fraction form
    61,830,914.63/92,749,354.43 = 20,330,871.75/x
  3. Step 3: Cross multiply
    61,830,914.63x = 92,749,354.43 × 20,330,871.75
  4. Step 4: Simplify right side
    61,830,914.63x = 1,885,675,229,709,970
  5. Step 5: Solve for x
    x = 1,885,675,229,709,970/61,830,914.63
  6. Step 6: Final answer
    x = 30,497,288.31

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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.