Home / 30,087,815.19-41,520,020.90-16,336,464.63

Finding the Fourth Proportional to 30,087,815.19, 41,520,020.90 and 16,336,464.63

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Solution

The fourth proportional to 30,087,815.19, 41,520,020.90 and 16,336,464.63 is: 22,543,689.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087,815.19 : 41,520,020.90 = 16,336,464.63 : x
  2. Step 2: Convert to fraction form
    30,087,815.19/41,520,020.90 = 16,336,464.63/x
  3. Step 3: Cross multiply
    30,087,815.19x = 41,520,020.90 × 16,336,464.63
  4. Step 4: Simplify right side
    30,087,815.19x = 678,290,352,788,028.50
  5. Step 5: Solve for x
    x = 678,290,352,788,028.50/30,087,815.19
  6. Step 6: Final answer
    x = 22,543,689.15

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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.