Home / 30,554,433.92-42,164,277.18-16,803,396.56

Finding the Fourth Proportional to 30,554,433.92, 42,164,277.18 and 16,803,396.56

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Solution

The fourth proportional to 30,554,433.92, 42,164,277.18 and 16,803,396.56 is: 23,188,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,554,433.92 : 42,164,277.18 = 16,803,396.56 : x
  2. Step 2: Convert to fraction form
    30,554,433.92/42,164,277.18 = 16,803,396.56/x
  3. Step 3: Cross multiply
    30,554,433.92x = 42,164,277.18 × 16,803,396.56
  4. Step 4: Simplify right side
    30,554,433.92x = 708,503,070,163,696.50
  5. Step 5: Solve for x
    x = 708,503,070,163,696.50/30,554,433.92
  6. Step 6: Final answer
    x = 23,188,224.40

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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.