Home / 30,087,813.69-41,520,018.83-16,336,463.13

Finding the Fourth Proportional to 30,087,813.69, 41,520,018.83 and 16,336,463.13

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Solution

The fourth proportional to 30,087,813.69, 41,520,018.83 and 16,336,463.13 is: 22,543,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087,813.69 : 41,520,018.83 = 16,336,463.13 : x
  2. Step 2: Convert to fraction form
    30,087,813.69/41,520,018.83 = 16,336,463.13/x
  3. Step 3: Cross multiply
    30,087,813.69x = 41,520,018.83 × 16,336,463.13
  4. Step 4: Simplify right side
    30,087,813.69x = 678,290,256,691,518.50
  5. Step 5: Solve for x
    x = 678,290,256,691,518.50/30,087,813.69
  6. Step 6: Final answer
    x = 22,543,687.08

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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.