Home / 21,934,075.23-30,259,494.36-13,227,409.53

Finding the Fourth Proportional to 21,934,075.23, 30,259,494.36 and 13,227,409.53

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Solution

The fourth proportional to 21,934,075.23, 30,259,494.36 and 13,227,409.53 is: 18,248,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,934,075.23 : 30,259,494.36 = 13,227,409.53 : x
  2. Step 2: Convert to fraction form
    21,934,075.23/30,259,494.36 = 13,227,409.53/x
  3. Step 3: Cross multiply
    21,934,075.23x = 30,259,494.36 × 13,227,409.53
  4. Step 4: Simplify right side
    21,934,075.23x = 400,254,724,070,445.25
  5. Step 5: Solve for x
    x = 400,254,724,070,445.25/21,934,075.23
  6. Step 6: Final answer
    x = 18,248,078.38

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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.