Home / 30,154,438.31-41,613,093.38-16,403,369.63

Finding the Fourth Proportional to 30,154,438.31, 41,613,093.38 and 16,403,369.63

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Solution

The fourth proportional to 30,154,438.31, 41,613,093.38 and 16,403,369.63 is: 22,636,632.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154,438.31 : 41,613,093.38 = 16,403,369.63 : x
  2. Step 2: Convert to fraction form
    30,154,438.31/41,613,093.38 = 16,403,369.63/x
  3. Step 3: Cross multiply
    30,154,438.31x = 41,613,093.38 × 16,403,369.63
  4. Step 4: Simplify right side
    30,154,438.31x = 682,594,952,077,829.25
  5. Step 5: Solve for x
    x = 682,594,952,077,829.25/30,154,438.31
  6. Step 6: Final answer
    x = 22,636,632.96

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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.