Home / 21,929,357.82-32,858,082.36-15,528,118.08

Finding the Fourth Proportional to 21,929,357.82, 32,858,082.36 and 15,528,118.08

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Solution

The fourth proportional to 21,929,357.82, 32,858,082.36 and 15,528,118.08 is: 23,266,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,929,357.82 : 32,858,082.36 = 15,528,118.08 : x
  2. Step 2: Convert to fraction form
    21,929,357.82/32,858,082.36 = 15,528,118.08/x
  3. Step 3: Cross multiply
    21,929,357.82x = 32,858,082.36 × 15,528,118.08
  4. Step 4: Simplify right side
    21,929,357.82x = 510,224,182,768,445.06
  5. Step 5: Solve for x
    x = 510,224,182,768,445.06/21,929,357.82
  6. Step 6: Final answer
    x = 23,266,717.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.