Home / 9,720,239.40-14,580,359.10-9,305,584.20

Finding the Fourth Proportional to 9,720,239.40, 14,580,359.10 and 9,305,584.20

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Solution

The fourth proportional to 9,720,239.40, 14,580,359.10 and 9,305,584.20 is: 13,958,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,239.40 : 14,580,359.10 = 9,305,584.20 : x
  2. Step 2: Convert to fraction form
    9,720,239.40/14,580,359.10 = 9,305,584.20/x
  3. Step 3: Cross multiply
    9,720,239.40x = 14,580,359.10 × 9,305,584.20
  4. Step 4: Simplify right side
    9,720,239.40x = 135,678,759,271,286.20
  5. Step 5: Solve for x
    x = 135,678,759,271,286.20/9,720,239.40
  6. Step 6: Final answer
    x = 13,958,376.30

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1.5x scale

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.