Home / 30,130,417.60-41,579,485.60-16,379,728.32

Finding the Fourth Proportional to 30,130,417.60, 41,579,485.60 and 16,379,728.32

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Solution

The fourth proportional to 30,130,417.60, 41,579,485.60 and 16,379,728.32 is: 22,603,758.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,130,417.60 : 41,579,485.60 = 16,379,728.32 : x
  2. Step 2: Convert to fraction form
    30,130,417.60/41,579,485.60 = 16,379,728.32/x
  3. Step 3: Cross multiply
    30,130,417.60x = 41,579,485.60 × 16,379,728.32
  4. Step 4: Simplify right side
    30,130,417.60x = 681,060,677,813,352.25
  5. Step 5: Solve for x
    x = 681,060,677,813,352.25/30,130,417.60
  6. Step 6: Final answer
    x = 22,603,758.33

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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.