Home / 43,322,307.30-65,004,479.90-19,058,081.42

Finding the Fourth Proportional to 43,322,307.30, 65,004,479.90 and 19,058,081.42

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Solution

The fourth proportional to 43,322,307.30, 65,004,479.90 and 19,058,081.42 is: 28,596,368.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,322,307.30 : 65,004,479.90 = 19,058,081.42 : x
  2. Step 2: Convert to fraction form
    43,322,307.30/65,004,479.90 = 19,058,081.42/x
  3. Step 3: Cross multiply
    43,322,307.30x = 65,004,479.90 × 19,058,081.42
  4. Step 4: Simplify right side
    43,322,307.30x = 1,238,860,670,737,642
  5. Step 5: Solve for x
    x = 1,238,860,670,737,642/43,322,307.30
  6. Step 6: Final answer
    x = 28,596,368.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.