Home / 17,172,450.72-23,698,550.16-9,437,767.20

Finding the Fourth Proportional to 17,172,450.72, 23,698,550.16 and 9,437,767.20

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Solution

The fourth proportional to 17,172,450.72, 23,698,550.16 and 9,437,767.20 is: 13,024,430.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172,450.72 : 23,698,550.16 = 9,437,767.20 : x
  2. Step 2: Convert to fraction form
    17,172,450.72/23,698,550.16 = 9,437,767.20/x
  3. Step 3: Cross multiply
    17,172,450.72x = 23,698,550.16 × 9,437,767.20
  4. Step 4: Simplify right side
    17,172,450.72x = 223,661,399,387,602.75
  5. Step 5: Solve for x
    x = 223,661,399,387,602.75/17,172,450.72
  6. Step 6: Final answer
    x = 13,024,430.99

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1.5x scale

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.