Home / 30,087,116.96-41,520,387.32-16,336,081.48

Finding the Fourth Proportional to 30,087,116.96, 41,520,387.32 and 16,336,081.48

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Solution

The fourth proportional to 30,087,116.96, 41,520,387.32 and 16,336,081.48 is: 22,543,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087,116.96 : 41,520,387.32 = 16,336,081.48 : x
  2. Step 2: Convert to fraction form
    30,087,116.96/41,520,387.32 = 16,336,081.48/x
  3. Step 3: Cross multiply
    30,087,116.96x = 41,520,387.32 × 16,336,081.48
  4. Step 4: Simplify right side
    30,087,116.96x = 678,280,430,340,678.88
  5. Step 5: Solve for x
    x = 678,280,430,340,678.88/30,087,116.96
  6. Step 6: Final answer
    x = 22,543,882.53

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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.