Home / 14,972,869.23-20,662,621.80-8,097,351.30

Finding the Fourth Proportional to 14,972,869.23, 20,662,621.80 and 8,097,351.30

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Solution

The fourth proportional to 14,972,869.23, 20,662,621.80 and 8,097,351.30 is: 11,174,378.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972,869.23 : 20,662,621.80 = 8,097,351.30 : x
  2. Step 2: Convert to fraction form
    14,972,869.23/20,662,621.80 = 8,097,351.30/x
  3. Step 3: Cross multiply
    14,972,869.23x = 20,662,621.80 × 8,097,351.30
  4. Step 4: Simplify right side
    14,972,869.23x = 167,312,507,493,638.34
  5. Step 5: Solve for x
    x = 167,312,507,493,638.34/14,972,869.23
  6. Step 6: Final answer
    x = 11,174,378.47

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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.