Home / 30,009,454.36-41,413,088.10-16,258,418.92

Finding the Fourth Proportional to 30,009,454.36, 41,413,088.10 and 16,258,418.92

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Solution

The fourth proportional to 30,009,454.36, 41,413,088.10 and 16,258,418.92 is: 22,436,640.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,009,454.36 : 41,413,088.10 = 16,258,418.92 : x
  2. Step 2: Convert to fraction form
    30,009,454.36/41,413,088.10 = 16,258,418.92/x
  3. Step 3: Cross multiply
    30,009,454.36x = 41,413,088.10 × 16,258,418.92
  4. Step 4: Simplify right side
    30,009,454.36x = 673,311,335,100,666.88
  5. Step 5: Solve for x
    x = 673,311,335,100,666.88/30,009,454.36
  6. Step 6: Final answer
    x = 22,436,640.37

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1.5x scale

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.