Home / 38,500,647.38-53,130,893.38-23,031,384.02

Finding the Fourth Proportional to 38,500,647.38, 53,130,893.38 and 23,031,384.02

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Solution

The fourth proportional to 38,500,647.38, 53,130,893.38 and 23,031,384.02 is: 31,783,309.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,500,647.38 : 53,130,893.38 = 23,031,384.02 : x
  2. Step 2: Convert to fraction form
    38,500,647.38/53,130,893.38 = 23,031,384.02/x
  3. Step 3: Cross multiply
    38,500,647.38x = 53,130,893.38 × 23,031,384.02
  4. Step 4: Simplify right side
    38,500,647.38x = 1,223,678,008,437,222.75
  5. Step 5: Solve for x
    x = 1,223,678,008,437,222.75/38,500,647.38
  6. Step 6: Final answer
    x = 31,783,309.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.