Home / 13,562,302-18,715,984.32-7,451,124.16

Finding the Fourth Proportional to 13,562,302, 18,715,984.32 and 7,451,124.16

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Solution

The fourth proportional to 13,562,302, 18,715,984.32 and 7,451,124.16 is: 10,282,555.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562,302 : 18,715,984.32 = 7,451,124.16 : x
  2. Step 2: Convert to fraction form
    13,562,302/18,715,984.32 = 7,451,124.16/x
  3. Step 3: Cross multiply
    13,562,302x = 18,715,984.32 × 7,451,124.16
  4. Step 4: Simplify right side
    13,562,302x = 139,455,122,944,933.17
  5. Step 5: Solve for x
    x = 139,455,122,944,933.17/13,562,302
  6. Step 6: Final answer
    x = 10,282,555.49

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1.5x scale

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.