Home / 29,700,652.86-40,988,795.18-16,647,915.15

Finding the Fourth Proportional to 29,700,652.86, 40,988,795.18 and 16,647,915.15

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Solution

The fourth proportional to 29,700,652.86, 40,988,795.18 and 16,647,915.15 is: 22,975,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,700,652.86 : 40,988,795.18 = 16,647,915.15 : x
  2. Step 2: Convert to fraction form
    29,700,652.86/40,988,795.18 = 16,647,915.15/x
  3. Step 3: Cross multiply
    29,700,652.86x = 40,988,795.18 × 16,647,915.15
  4. Step 4: Simplify right side
    29,700,652.86x = 682,377,984,174,129.38
  5. Step 5: Solve for x
    x = 682,377,984,174,129.38/29,700,652.86
  6. Step 6: Final answer
    x = 22,975,184.67

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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.