Home / 30,009,403.40-41,413,017.30-16,258,367.12

Finding the Fourth Proportional to 30,009,403.40, 41,413,017.30 and 16,258,367.12

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Solution

The fourth proportional to 30,009,403.40, 41,413,017.30 and 16,258,367.12 is: 22,436,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,009,403.40 : 41,413,017.30 = 16,258,367.12 : x
  2. Step 2: Convert to fraction form
    30,009,403.40/41,413,017.30 = 16,258,367.12/x
  3. Step 3: Cross multiply
    30,009,403.40x = 41,413,017.30 × 16,258,367.12
  4. Step 4: Simplify right side
    30,009,403.40x = 673,308,038,810,311.12
  5. Step 5: Solve for x
    x = 673,308,038,810,311.12/30,009,403.40
  6. Step 6: Final answer
    x = 22,436,568.63

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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.