Home / 28,018,483.01-38,666,468.12-16,256,863.30

Finding the Fourth Proportional to 28,018,483.01, 38,666,468.12 and 16,256,863.30

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Solution

The fourth proportional to 28,018,483.01, 38,666,468.12 and 16,256,863.30 is: 22,435,029.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,018,483.01 : 38,666,468.12 = 16,256,863.30 : x
  2. Step 2: Convert to fraction form
    28,018,483.01/38,666,468.12 = 16,256,863.30/x
  3. Step 3: Cross multiply
    28,018,483.01x = 38,666,468.12 × 16,256,863.30
  4. Step 4: Simplify right side
    28,018,483.01x = 628,595,486,601,188.12
  5. Step 5: Solve for x
    x = 628,595,486,601,188.12/28,018,483.01
  6. Step 6: Final answer
    x = 22,435,029.28

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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.