Home / 30,452,408.56-42,026,981.16-16,704,029.92

Finding the Fourth Proportional to 30,452,408.56, 42,026,981.16 and 16,704,029.92

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Solution

The fourth proportional to 30,452,408.56, 42,026,981.16 and 16,704,029.92 is: 23,053,018.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,452,408.56 : 42,026,981.16 = 16,704,029.92 : x
  2. Step 2: Convert to fraction form
    30,452,408.56/42,026,981.16 = 16,704,029.92/x
  3. Step 3: Cross multiply
    30,452,408.56x = 42,026,981.16 × 16,704,029.92
  4. Step 4: Simplify right side
    30,452,408.56x = 702,019,950,743,916.25
  5. Step 5: Solve for x
    x = 702,019,950,743,916.25/30,452,408.56
  6. Step 6: Final answer
    x = 23,053,018.92

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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.