Home / 13,915,118.96-20,878,467.57-6,130,048.92

Finding the Fourth Proportional to 13,915,118.96, 20,878,467.57 and 6,130,048.92

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Solution

The fourth proportional to 13,915,118.96, 20,878,467.57 and 6,130,048.92 is: 9,197,623.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,915,118.96 : 20,878,467.57 = 6,130,048.92 : x
  2. Step 2: Convert to fraction form
    13,915,118.96/20,878,467.57 = 6,130,048.92/x
  3. Step 3: Cross multiply
    13,915,118.96x = 20,878,467.57 × 6,130,048.92
  4. Step 4: Simplify right side
    13,915,118.96x = 127,986,027,578,733.53
  5. Step 5: Solve for x
    x = 127,986,027,578,733.53/13,915,118.96
  6. Step 6: Final answer
    x = 9,197,623.67

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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.