Home / 15,062,893.25-20,796,802.65-11,572,014.78

Finding the Fourth Proportional to 15,062,893.25, 20,796,802.65 and 11,572,014.78

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Solution

The fourth proportional to 15,062,893.25, 20,796,802.65 and 11,572,014.78 is: 15,977,070.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062,893.25 : 20,796,802.65 = 11,572,014.78 : x
  2. Step 2: Convert to fraction form
    15,062,893.25/20,796,802.65 = 11,572,014.78/x
  3. Step 3: Cross multiply
    15,062,893.25x = 20,796,802.65 × 11,572,014.78
  4. Step 4: Simplify right side
    15,062,893.25x = 240,660,907,642,543.12
  5. Step 5: Solve for x
    x = 240,660,907,642,543.12/15,062,893.25
  6. Step 6: Final answer
    x = 15,977,070.52

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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.