Home / 7,290,905.40-10,933,733.70-3,695,477.40

Finding the Fourth Proportional to 7,290,905.40, 10,933,733.70 and 3,695,477.40

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Solution

The fourth proportional to 7,290,905.40, 10,933,733.70 and 3,695,477.40 is: 5,541,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,905.40 : 10,933,733.70 = 3,695,477.40 : x
  2. Step 2: Convert to fraction form
    7,290,905.40/10,933,733.70 = 3,695,477.40/x
  3. Step 3: Cross multiply
    7,290,905.40x = 10,933,733.70 × 3,695,477.40
  4. Step 4: Simplify right side
    7,290,905.40x = 40,405,365,785,968.38
  5. Step 5: Solve for x
    x = 40,405,365,785,968.38/7,290,905.40
  6. Step 6: Final answer
    x = 5,541,885.89

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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.