Home / 29,212,051.68-40,309,118.64-16,826,173.20

Finding the Fourth Proportional to 29,212,051.68, 40,309,118.64 and 16,826,173.20

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Solution

The fourth proportional to 29,212,051.68, 40,309,118.64 and 16,826,173.20 is: 23,218,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,212,051.68 : 40,309,118.64 = 16,826,173.20 : x
  2. Step 2: Convert to fraction form
    29,212,051.68/40,309,118.64 = 16,826,173.20/x
  3. Step 3: Cross multiply
    29,212,051.68x = 40,309,118.64 × 16,826,173.20
  4. Step 4: Simplify right side
    29,212,051.68x = 678,248,211,775,988.38
  5. Step 5: Solve for x
    x = 678,248,211,775,988.38/29,212,051.68
  6. Step 6: Final answer
    x = 23,218,095.71

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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.