Home / 13,365,834.32-18,444,869.16-7,254,263.60

Finding the Fourth Proportional to 13,365,834.32, 18,444,869.16 and 7,254,263.60

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Solution

The fourth proportional to 13,365,834.32, 18,444,869.16 and 7,254,263.60 is: 10,010,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,834.32 : 18,444,869.16 = 7,254,263.60 : x
  2. Step 2: Convert to fraction form
    13,365,834.32/18,444,869.16 = 7,254,263.60/x
  3. Step 3: Cross multiply
    13,365,834.32x = 18,444,869.16 × 7,254,263.60
  4. Step 4: Simplify right side
    13,365,834.32x = 133,803,942,954,150.56
  5. Step 5: Solve for x
    x = 133,803,942,954,150.56/13,365,834.32
  6. Step 6: Final answer
    x = 10,010,893.43

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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.