Home / 12,559,809.60-18,839,714.40-11,300,097.60

Finding the Fourth Proportional to 12,559,809.60, 18,839,714.40 and 11,300,097.60

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Solution

The fourth proportional to 12,559,809.60, 18,839,714.40 and 11,300,097.60 is: 16,950,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559,809.60 : 18,839,714.40 = 11,300,097.60 : x
  2. Step 2: Convert to fraction form
    12,559,809.60/18,839,714.40 = 11,300,097.60/x
  3. Step 3: Cross multiply
    12,559,809.60x = 18,839,714.40 × 11,300,097.60
  4. Step 4: Simplify right side
    12,559,809.60x = 212,890,611,476,125.41
  5. Step 5: Solve for x
    x = 212,890,611,476,125.41/12,559,809.60
  6. Step 6: Final answer
    x = 16,950,146.40

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1.5x scale

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.