Home / 13,384,572.60-18,470,648.46-7,583,341.56

Finding the Fourth Proportional to 13,384,572.60, 18,470,648.46 and 7,583,341.56

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Solution

The fourth proportional to 13,384,572.60, 18,470,648.46 and 7,583,341.56 is: 10,464,976.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384,572.60 : 18,470,648.46 = 7,583,341.56 : x
  2. Step 2: Convert to fraction form
    13,384,572.60/18,470,648.46 = 7,583,341.56/x
  3. Step 3: Cross multiply
    13,384,572.60x = 18,470,648.46 × 7,583,341.56
  4. Step 4: Simplify right side
    13,384,572.60x = 140,069,236,106,868
  5. Step 5: Solve for x
    x = 140,069,236,106,868/13,384,572.60
  6. Step 6: Final answer
    x = 10,464,976.38

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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.