Home / 19,008,046.40-28,512,069.60-6,877,486.40

Finding the Fourth Proportional to 19,008,046.40, 28,512,069.60 and 6,877,486.40

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Solution

The fourth proportional to 19,008,046.40, 28,512,069.60 and 6,877,486.40 is: 10,316,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,046.40 : 28,512,069.60 = 6,877,486.40 : x
  2. Step 2: Convert to fraction form
    19,008,046.40/28,512,069.60 = 6,877,486.40/x
  3. Step 3: Cross multiply
    19,008,046.40x = 28,512,069.60 × 6,877,486.40
  4. Step 4: Simplify right side
    19,008,046.40x = 196,091,370,909,853.47
  5. Step 5: Solve for x
    x = 196,091,370,909,853.47/19,008,046.40
  6. Step 6: Final answer
    x = 10,316,229.60

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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.