Home / 30,087,911.70-41,520,153.69-16,336,561.14

Finding the Fourth Proportional to 30,087,911.70, 41,520,153.69 and 16,336,561.14

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Solution

The fourth proportional to 30,087,911.70, 41,520,153.69 and 16,336,561.14 is: 22,543,822.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087,911.70 : 41,520,153.69 = 16,336,561.14 : x
  2. Step 2: Convert to fraction form
    30,087,911.70/41,520,153.69 = 16,336,561.14/x
  3. Step 3: Cross multiply
    30,087,911.70x = 41,520,153.69 × 16,336,561.14
  4. Step 4: Simplify right side
    30,087,911.70x = 678,296,529,298,881.62
  5. Step 5: Solve for x
    x = 678,296,529,298,881.62/30,087,911.70
  6. Step 6: Final answer
    x = 22,543,822.12

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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.