Home / 10,898,632.38-16,347,938.67-5,140,022.70

Finding the Fourth Proportional to 10,898,632.38, 16,347,938.67 and 5,140,022.70

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Solution

The fourth proportional to 10,898,632.38, 16,347,938.67 and 5,140,022.70 is: 7,710,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898,632.38 : 16,347,938.67 = 5,140,022.70 : x
  2. Step 2: Convert to fraction form
    10,898,632.38/16,347,938.67 = 5,140,022.70/x
  3. Step 3: Cross multiply
    10,898,632.38x = 16,347,938.67 × 5,140,022.70
  4. Step 4: Simplify right side
    10,898,632.38x = 84,028,775,862,007.81
  5. Step 5: Solve for x
    x = 84,028,775,862,007.81/10,898,632.38
  6. Step 6: Final answer
    x = 7,710,029.38

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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.