Home / 61,487,999.40-92,132,466.30-38,728,165.80

Finding the Fourth Proportional to 61,487,999.40, 92,132,466.30 and 38,728,165.80

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Solution

The fourth proportional to 61,487,999.40, 92,132,466.30 and 38,728,165.80 is: 58,029,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,487,999.40 : 92,132,466.30 = 38,728,165.80 : x
  2. Step 2: Convert to fraction form
    61,487,999.40/92,132,466.30 = 38,728,165.80/x
  3. Step 3: Cross multiply
    61,487,999.40x = 92,132,466.30 × 38,728,165.80
  4. Step 4: Simplify right side
    61,487,999.40x = 3,568,121,430,429,312
  5. Step 5: Solve for x
    x = 3,568,121,430,429,312/61,487,999.40
  6. Step 6: Final answer
    x = 58,029,558.05

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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.