Home / 19,163,397.60-28,745,096.40-9,085,701.60

Finding the Fourth Proportional to 19,163,397.60, 28,745,096.40 and 9,085,701.60

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Solution

The fourth proportional to 19,163,397.60, 28,745,096.40 and 9,085,701.60 is: 13,628,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163,397.60 : 28,745,096.40 = 9,085,701.60 : x
  2. Step 2: Convert to fraction form
    19,163,397.60/28,745,096.40 = 9,085,701.60/x
  3. Step 3: Cross multiply
    19,163,397.60x = 28,745,096.40 × 9,085,701.60
  4. Step 4: Simplify right side
    19,163,397.60x = 261,169,368,353,634.22
  5. Step 5: Solve for x
    x = 261,169,368,353,634.22/19,163,397.60
  6. Step 6: Final answer
    x = 13,628,552.40

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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.