Home / 12,488,625.48-18,734,222.84-4,714,088.43

Finding the Fourth Proportional to 12,488,625.48, 18,734,222.84 and 4,714,088.43

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Solution

The fourth proportional to 12,488,625.48, 18,734,222.84 and 4,714,088.43 is: 7,071,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,488,625.48 : 18,734,222.84 = 4,714,088.43 : x
  2. Step 2: Convert to fraction form
    12,488,625.48/18,734,222.84 = 4,714,088.43/x
  3. Step 3: Cross multiply
    12,488,625.48x = 18,734,222.84 × 4,714,088.43
  4. Step 4: Simplify right side
    12,488,625.48x = 88,314,783,111,515.30
  5. Step 5: Solve for x
    x = 88,314,783,111,515.30/12,488,625.48
  6. Step 6: Final answer
    x = 7,071,617.55

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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.