Home / 30,267,677.80-41,770,281.54-16,517,528.20

Finding the Fourth Proportional to 30,267,677.80, 41,770,281.54 and 16,517,528.20

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Solution

The fourth proportional to 30,267,677.80, 41,770,281.54 and 16,517,528.20 is: 22,794,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267,677.80 : 41,770,281.54 = 16,517,528.20 : x
  2. Step 2: Convert to fraction form
    30,267,677.80/41,770,281.54 = 16,517,528.20/x
  3. Step 3: Cross multiply
    30,267,677.80x = 41,770,281.54 × 16,517,528.20
  4. Step 4: Simplify right side
    30,267,677.80x = 689,941,803,258,889.38
  5. Step 5: Solve for x
    x = 689,941,803,258,889.38/30,267,677.80
  6. Step 6: Final answer
    x = 22,794,672.52

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1.5x scale

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.