Home / 15,097,810.48-20,834,833.44-8,222,407.36

Finding the Fourth Proportional to 15,097,810.48, 20,834,833.44 and 8,222,407.36

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Solution

The fourth proportional to 15,097,810.48, 20,834,833.44 and 8,222,407.36 is: 11,346,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,097,810.48 : 20,834,833.44 = 8,222,407.36 : x
  2. Step 2: Convert to fraction form
    15,097,810.48/20,834,833.44 = 8,222,407.36/x
  3. Step 3: Cross multiply
    15,097,810.48x = 20,834,833.44 × 8,222,407.36
  4. Step 4: Simplify right side
    15,097,810.48x = 171,312,487,821,430.12
  5. Step 5: Solve for x
    x = 171,312,487,821,430.12/15,097,810.48
  6. Step 6: Final answer
    x = 11,346,843.18

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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.