Home / 45,977,968.80-68,892,303.60-28,908,093.60

Finding the Fourth Proportional to 45,977,968.80, 68,892,303.60 and 28,908,093.60

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Solution

The fourth proportional to 45,977,968.80, 68,892,303.60 and 28,908,093.60 is: 43,315,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,977,968.80 : 68,892,303.60 = 28,908,093.60 : x
  2. Step 2: Convert to fraction form
    45,977,968.80/68,892,303.60 = 28,908,093.60/x
  3. Step 3: Cross multiply
    45,977,968.80x = 68,892,303.60 × 28,908,093.60
  4. Step 4: Simplify right side
    45,977,968.80x = 1,991,545,160,788,417
  5. Step 5: Solve for x
    x = 1,991,545,160,788,417/45,977,968.80
  6. Step 6: Final answer
    x = 43,315,205.36

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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.