Home / 47,074,871.20-70,612,306.80-16,783,722.40

Finding the Fourth Proportional to 47,074,871.20, 70,612,306.80 and 16,783,722.40

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Solution

The fourth proportional to 47,074,871.20, 70,612,306.80 and 16,783,722.40 is: 25,175,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074,871.20 : 70,612,306.80 = 16,783,722.40 : x
  2. Step 2: Convert to fraction form
    47,074,871.20/70,612,306.80 = 16,783,722.40/x
  3. Step 3: Cross multiply
    47,074,871.20x = 70,612,306.80 × 16,783,722.40
  4. Step 4: Simplify right side
    47,074,871.20x = 1,185,137,355,354,832.25
  5. Step 5: Solve for x
    x = 1,185,137,355,354,832.25/47,074,871.20
  6. Step 6: Final answer
    x = 25,175,583.60

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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.