Home / 30,977,950.02-42,750,377.60-17,039,664.42

Finding the Fourth Proportional to 30,977,950.02, 42,750,377.60 and 17,039,664.42

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Solution

The fourth proportional to 30,977,950.02, 42,750,377.60 and 17,039,664.42 is: 23,515,180.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,977,950.02 : 42,750,377.60 = 17,039,664.42 : x
  2. Step 2: Convert to fraction form
    30,977,950.02/42,750,377.60 = 17,039,664.42/x
  3. Step 3: Cross multiply
    30,977,950.02x = 42,750,377.60 × 17,039,664.42
  4. Step 4: Simplify right side
    30,977,950.02x = 728,452,088,132,285.12
  5. Step 5: Solve for x
    x = 728,452,088,132,285.12/30,977,950.02
  6. Step 6: Final answer
    x = 23,515,180.56

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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.