Home / 30,009,400.40-41,413,013.16-16,258,364.12

Finding the Fourth Proportional to 30,009,400.40, 41,413,013.16 and 16,258,364.12

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Solution

The fourth proportional to 30,009,400.40, 41,413,013.16 and 16,258,364.12 is: 22,436,564.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,009,400.40 : 41,413,013.16 = 16,258,364.12 : x
  2. Step 2: Convert to fraction form
    30,009,400.40/41,413,013.16 = 16,258,364.12/x
  3. Step 3: Cross multiply
    30,009,400.40x = 41,413,013.16 × 16,258,364.12
  4. Step 4: Simplify right side
    30,009,400.40x = 673,307,847,261,631.75
  5. Step 5: Solve for x
    x = 673,307,847,261,631.75/30,009,400.40
  6. Step 6: Final answer
    x = 22,436,564.49

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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.