Home / 31,536,101.40-47,304,152.10-28,512,792.60

Finding the Fourth Proportional to 31,536,101.40, 47,304,152.10 and 28,512,792.60

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Solution

The fourth proportional to 31,536,101.40, 47,304,152.10 and 28,512,792.60 is: 42,769,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,101.40 : 47,304,152.10 = 28,512,792.60 : x
  2. Step 2: Convert to fraction form
    31,536,101.40/47,304,152.10 = 28,512,792.60/x
  3. Step 3: Cross multiply
    31,536,101.40x = 47,304,152.10 × 28,512,792.60
  4. Step 4: Simplify right side
    31,536,101.40x = 1,348,773,477,946,154.50
  5. Step 5: Solve for x
    x = 1,348,773,477,946,154.50/31,536,101.40
  6. Step 6: Final answer
    x = 42,769,188.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.