Home / 30,154,440.31-41,613,096.13-16,403,371.63

Finding the Fourth Proportional to 30,154,440.31, 41,613,096.13 and 16,403,371.63

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Solution

The fourth proportional to 30,154,440.31, 41,613,096.13 and 16,403,371.63 is: 22,636,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154,440.31 : 41,613,096.13 = 16,403,371.63 : x
  2. Step 2: Convert to fraction form
    30,154,440.31/41,613,096.13 = 16,403,371.63/x
  3. Step 3: Cross multiply
    30,154,440.31x = 41,613,096.13 × 16,403,371.63
  4. Step 4: Simplify right side
    30,154,440.31x = 682,595,080,495,304.88
  5. Step 5: Solve for x
    x = 682,595,080,495,304.88/30,154,440.31
  6. Step 6: Final answer
    x = 22,636,635.72

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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.