Home / 7,039,049.57-9,713,888.40-3,819,785.57

Finding the Fourth Proportional to 7,039,049.57, 9,713,888.40 and 3,819,785.57

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Solution

The fourth proportional to 7,039,049.57, 9,713,888.40 and 3,819,785.57 is: 5,271,304.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,049.57 : 9,713,888.40 = 3,819,785.57 : x
  2. Step 2: Convert to fraction form
    7,039,049.57/9,713,888.40 = 3,819,785.57/x
  3. Step 3: Cross multiply
    7,039,049.57x = 9,713,888.40 × 3,819,785.57
  4. Step 4: Simplify right side
    7,039,049.57x = 37,104,970,671,242.02
  5. Step 5: Solve for x
    x = 37,104,970,671,242.02/7,039,049.57
  6. Step 6: Final answer
    x = 5,271,304.08

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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.