Home / 47,223,940.10-65,134,347.62-31,300,226.24

Finding the Fourth Proportional to 47,223,940.10, 65,134,347.62 and 31,300,226.24

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Solution

The fourth proportional to 47,223,940.10, 65,134,347.62 and 31,300,226.24 is: 43,171,319.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,223,940.10 : 65,134,347.62 = 31,300,226.24 : x
  2. Step 2: Convert to fraction form
    47,223,940.10/65,134,347.62 = 31,300,226.24/x
  3. Step 3: Cross multiply
    47,223,940.10x = 65,134,347.62 × 31,300,226.24
  4. Step 4: Simplify right side
    47,223,940.10x = 2,038,719,816,018,632.75
  5. Step 5: Solve for x
    x = 2,038,719,816,018,632.75/47,223,940.10
  6. Step 6: Final answer
    x = 43,171,319.71

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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.