Home / 17,333,535.12-23,920,239.78-9,991,319.64

Finding the Fourth Proportional to 17,333,535.12, 23,920,239.78 and 9,991,319.64

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Solution

The fourth proportional to 17,333,535.12, 23,920,239.78 and 9,991,319.64 is: 13,787,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,333,535.12 : 23,920,239.78 = 9,991,319.64 : x
  2. Step 2: Convert to fraction form
    17,333,535.12/23,920,239.78 = 9,991,319.64/x
  3. Step 3: Cross multiply
    17,333,535.12x = 23,920,239.78 × 9,991,319.64
  4. Step 4: Simplify right side
    17,333,535.12x = 238,994,761,507,423.31
  5. Step 5: Solve for x
    x = 238,994,761,507,423.31/17,333,535.12
  6. Step 6: Final answer
    x = 13,787,998.80

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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.