Home / 20,764,047.10-31,146,070.66-20,764,047.10

Finding the Fourth Proportional to 20,764,047.10, 31,146,070.66 and 20,764,047.10

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Solution

The fourth proportional to 20,764,047.10, 31,146,070.66 and 20,764,047.10 is: 31,146,070.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,764,047.10 : 31,146,070.66 = 20,764,047.10 : x
  2. Step 2: Convert to fraction form
    20,764,047.10/31,146,070.66 = 20,764,047.10/x
  3. Step 3: Cross multiply
    20,764,047.10x = 31,146,070.66 × 20,764,047.10
  4. Step 4: Simplify right side
    20,764,047.10x = 646,718,478,164,168.12
  5. Step 5: Solve for x
    x = 646,718,478,164,168.12/20,764,047.10
  6. Step 6: Final answer
    x = 31,146,070.66

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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.