Home / 21,075,625.36-29,084,180.36-11,417,810.32

Finding the Fourth Proportional to 21,075,625.36, 29,084,180.36 and 11,417,810.32

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Solution

The fourth proportional to 21,075,625.36, 29,084,180.36 and 11,417,810.32 is: 15,756,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,075,625.36 : 29,084,180.36 = 11,417,810.32 : x
  2. Step 2: Convert to fraction form
    21,075,625.36/29,084,180.36 = 11,417,810.32/x
  3. Step 3: Cross multiply
    21,075,625.36x = 29,084,180.36 × 11,417,810.32
  4. Step 4: Simplify right side
    21,075,625.36x = 332,077,654,663,149.31
  5. Step 5: Solve for x
    x = 332,077,654,663,149.31/21,075,625.36
  6. Step 6: Final answer
    x = 15,756,479.30

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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.