Home / 13,739,905.70-20,609,858.55-4,764,457.70

Finding the Fourth Proportional to 13,739,905.70, 20,609,858.55 and 4,764,457.70

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Solution

The fourth proportional to 13,739,905.70, 20,609,858.55 and 4,764,457.70 is: 7,146,686.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739,905.70 : 20,609,858.55 = 4,764,457.70 : x
  2. Step 2: Convert to fraction form
    13,739,905.70/20,609,858.55 = 4,764,457.70/x
  3. Step 3: Cross multiply
    13,739,905.70x = 20,609,858.55 × 4,764,457.70
  4. Step 4: Simplify right side
    13,739,905.70x = 98,194,799,264,458.34
  5. Step 5: Solve for x
    x = 98,194,799,264,458.34/13,739,905.70
  6. Step 6: Final answer
    x = 7,146,686.55

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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.