Home / 30,844,071.36-42,565,283.98-16,905,314.94

Finding the Fourth Proportional to 30,844,071.36, 42,565,283.98 and 16,905,314.94

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Solution

The fourth proportional to 30,844,071.36, 42,565,283.98 and 16,905,314.94 is: 23,329,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,844,071.36 : 42,565,283.98 = 16,905,314.94 : x
  2. Step 2: Convert to fraction form
    30,844,071.36/42,565,283.98 = 16,905,314.94/x
  3. Step 3: Cross multiply
    30,844,071.36x = 42,565,283.98 × 16,905,314.94
  4. Step 4: Simplify right side
    30,844,071.36x = 719,579,531,192,436.62
  5. Step 5: Solve for x
    x = 719,579,531,192,436.62/30,844,071.36
  6. Step 6: Final answer
    x = 23,329,589.75

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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.