Home / 21,775,953.80-32,674,428.30-15,372,417.80

Finding the Fourth Proportional to 21,775,953.80, 32,674,428.30 and 15,372,417.80

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Solution

The fourth proportional to 21,775,953.80, 32,674,428.30 and 15,372,417.80 is: 23,066,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,775,953.80 : 32,674,428.30 = 15,372,417.80 : x
  2. Step 2: Convert to fraction form
    21,775,953.80/32,674,428.30 = 15,372,417.80/x
  3. Step 3: Cross multiply
    21,775,953.80x = 32,674,428.30 × 15,372,417.80
  4. Step 4: Simplify right side
    21,775,953.80x = 502,284,963,203,743.75
  5. Step 5: Solve for x
    x = 502,284,963,203,743.75/21,775,953.80
  6. Step 6: Final answer
    x = 23,066,037.33

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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.