Home / 51,281,808.80-76,922,713.20-14,890,128.80

Finding the Fourth Proportional to 51,281,808.80, 76,922,713.20 and 14,890,128.80

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Solution

The fourth proportional to 51,281,808.80, 76,922,713.20 and 14,890,128.80 is: 22,335,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,281,808.80 : 76,922,713.20 = 14,890,128.80 : x
  2. Step 2: Convert to fraction form
    51,281,808.80/76,922,713.20 = 14,890,128.80/x
  3. Step 3: Cross multiply
    51,281,808.80x = 76,922,713.20 × 14,890,128.80
  4. Step 4: Simplify right side
    51,281,808.80x = 1,145,389,107,193,460.25
  5. Step 5: Solve for x
    x = 1,145,389,107,193,460.25/51,281,808.80
  6. Step 6: Final answer
    x = 22,335,193.20

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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.