Home / 27,648,000.40-41,472,000.60-8,478,605.20

Finding the Fourth Proportional to 27,648,000.40, 41,472,000.60 and 8,478,605.20

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Solution

The fourth proportional to 27,648,000.40, 41,472,000.60 and 8,478,605.20 is: 12,717,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648,000.40 : 41,472,000.60 = 8,478,605.20 : x
  2. Step 2: Convert to fraction form
    27,648,000.40/41,472,000.60 = 8,478,605.20/x
  3. Step 3: Cross multiply
    27,648,000.40x = 41,472,000.60 × 8,478,605.20
  4. Step 4: Simplify right side
    27,648,000.40x = 351,624,719,941,563.12
  5. Step 5: Solve for x
    x = 351,624,719,941,563.12/27,648,000.40
  6. Step 6: Final answer
    x = 12,717,907.80

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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.