Home / 8,890,000.20-13,335,000.30-8,748,282.60

Finding the Fourth Proportional to 8,890,000.20, 13,335,000.30 and 8,748,282.60

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Solution

The fourth proportional to 8,890,000.20, 13,335,000.30 and 8,748,282.60 is: 13,122,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890,000.20 : 13,335,000.30 = 8,748,282.60 : x
  2. Step 2: Convert to fraction form
    8,890,000.20/13,335,000.30 = 8,748,282.60/x
  3. Step 3: Cross multiply
    8,890,000.20x = 13,335,000.30 × 8,748,282.60
  4. Step 4: Simplify right side
    8,890,000.20x = 116,658,351,095,484.78
  5. Step 5: Solve for x
    x = 116,658,351,095,484.78/8,890,000.20
  6. Step 6: Final answer
    x = 13,122,423.90

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1.5x scale

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.