Home / 7,228,145.74-10,838,730.93-4,196,274.88

Finding the Fourth Proportional to 7,228,145.74, 10,838,730.93 and 4,196,274.88

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Solution

The fourth proportional to 7,228,145.74, 10,838,730.93 and 4,196,274.88 is: 6,292,387.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,145.74 : 10,838,730.93 = 4,196,274.88 : x
  2. Step 2: Convert to fraction form
    7,228,145.74/10,838,730.93 = 4,196,274.88/x
  3. Step 3: Cross multiply
    7,228,145.74x = 10,838,730.93 × 4,196,274.88
  4. Step 4: Simplify right side
    7,228,145.74x = 45,482,294,332,638.04
  5. Step 5: Solve for x
    x = 45,482,294,332,638.04/7,228,145.74
  6. Step 6: Final answer
    x = 6,292,387.56

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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.