Home / 28,018,486.01-38,666,472.26-16,256,866.31

Finding the Fourth Proportional to 28,018,486.01, 38,666,472.26 and 16,256,866.31

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Solution

The fourth proportional to 28,018,486.01, 38,666,472.26 and 16,256,866.31 is: 22,435,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,486.01 : 38,666,472.26 = 16,256,866.31 : x
  2. Step 2: Convert to fraction form
    28,018,486.01/38,666,472.26 = 16,256,866.31/x
  3. Step 3: Cross multiply
    28,018,486.01x = 38,666,472.26 × 16,256,866.31
  4. Step 4: Simplify right side
    28,018,486.01x = 628,595,669,935,526.88
  5. Step 5: Solve for x
    x = 628,595,669,935,526.88/28,018,486.01
  6. Step 6: Final answer
    x = 22,435,033.42

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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.