Home / 7,286,221.60-10,936,330.80-3,696,042.40

Finding the Fourth Proportional to 7,286,221.60, 10,936,330.80 and 3,696,042.40

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Solution

The fourth proportional to 7,286,221.60, 10,936,330.80 and 3,696,042.40 is: 5,547,613.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286,221.60 : 10,936,330.80 = 3,696,042.40 : x
  2. Step 2: Convert to fraction form
    7,286,221.60/10,936,330.80 = 3,696,042.40/x
  3. Step 3: Cross multiply
    7,286,221.60x = 10,936,330.80 × 3,696,042.40
  4. Step 4: Simplify right side
    7,286,221.60x = 40,421,142,337,225.92
  5. Step 5: Solve for x
    x = 40,421,142,337,225.92/7,286,221.60
  6. Step 6: Final answer
    x = 5,547,613.64

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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.