Home / 30,589,341.86-42,214,161.96-16,651,595.82

Finding the Fourth Proportional to 30,589,341.86, 42,214,161.96 and 16,651,595.82

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Solution

The fourth proportional to 30,589,341.86, 42,214,161.96 and 16,651,595.82 is: 22,979,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,589,341.86 : 42,214,161.96 = 16,651,595.82 : x
  2. Step 2: Convert to fraction form
    30,589,341.86/42,214,161.96 = 16,651,595.82/x
  3. Step 3: Cross multiply
    30,589,341.86x = 42,214,161.96 × 16,651,595.82
  4. Step 4: Simplify right side
    30,589,341.86x = 702,933,162,837,939
  5. Step 5: Solve for x
    x = 702,933,162,837,939/30,589,341.86
  6. Step 6: Final answer
    x = 22,979,675.93

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Double scale
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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.