Home / 20,727,000.40-31,090,500.60-6,541,733.20

Finding the Fourth Proportional to 20,727,000.40, 31,090,500.60 and 6,541,733.20

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Solution

The fourth proportional to 20,727,000.40, 31,090,500.60 and 6,541,733.20 is: 9,812,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727,000.40 : 31,090,500.60 = 6,541,733.20 : x
  2. Step 2: Convert to fraction form
    20,727,000.40/31,090,500.60 = 6,541,733.20/x
  3. Step 3: Cross multiply
    20,727,000.40x = 31,090,500.60 × 6,541,733.20
  4. Step 4: Simplify right side
    20,727,000.40x = 203,385,759,979,639.94
  5. Step 5: Solve for x
    x = 203,385,759,979,639.94/20,727,000.40
  6. Step 6: Final answer
    x = 9,812,599.80

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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.