Home / 7,039,048.38-9,713,886.76-3,819,784.38

Finding the Fourth Proportional to 7,039,048.38, 9,713,886.76 and 3,819,784.38

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Solution

The fourth proportional to 7,039,048.38, 9,713,886.76 and 3,819,784.38 is: 5,271,302.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,048.38 : 9,713,886.76 = 3,819,784.38 : x
  2. Step 2: Convert to fraction form
    7,039,048.38/9,713,886.76 = 3,819,784.38/x
  3. Step 3: Cross multiply
    7,039,048.38x = 9,713,886.76 × 3,819,784.38
  4. Step 4: Simplify right side
    7,039,048.38x = 37,104,952,914,936.80
  5. Step 5: Solve for x
    x = 37,104,952,914,936.80/7,039,048.38
  6. Step 6: Final answer
    x = 5,271,302.44

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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.