Home / 30,924,886.67-42,683,776.20-17,701,728.86

Finding the Fourth Proportional to 30,924,886.67, 42,683,776.20 and 17,701,728.86

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Solution

The fourth proportional to 30,924,886.67, 42,683,776.20 and 17,701,728.86 is: 24,432,640.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924,886.67 : 42,683,776.20 = 17,701,728.86 : x
  2. Step 2: Convert to fraction form
    30,924,886.67/42,683,776.20 = 17,701,728.86/x
  3. Step 3: Cross multiply
    30,924,886.67x = 42,683,776.20 × 17,701,728.86
  4. Step 4: Simplify right side
    30,924,886.67x = 755,576,632,799,902.38
  5. Step 5: Solve for x
    x = 755,576,632,799,902.38/30,924,886.67
  6. Step 6: Final answer
    x = 24,432,640.32

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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.