Home / 30,635,368.54-42,275,564.13-16,696,427.67

Finding the Fourth Proportional to 30,635,368.54, 42,275,564.13 and 16,696,427.67

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Solution

The fourth proportional to 30,635,368.54, 42,275,564.13 and 16,696,427.67 is: 23,040,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635,368.54 : 42,275,564.13 = 16,696,427.67 : x
  2. Step 2: Convert to fraction form
    30,635,368.54/42,275,564.13 = 16,696,427.67/x
  3. Step 3: Cross multiply
    30,635,368.54x = 42,275,564.13 × 16,696,427.67
  4. Step 4: Simplify right side
    30,635,368.54x = 705,850,898,816,833.50
  5. Step 5: Solve for x
    x = 705,850,898,816,833.50/30,635,368.54
  6. Step 6: Final answer
    x = 23,040,391.95

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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.