Home / 8,711,144.08-13,065,864.71-2,645,928.47

Finding the Fourth Proportional to 8,711,144.08, 13,065,864.71 and 2,645,928.47

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Solution

The fourth proportional to 8,711,144.08, 13,065,864.71 and 2,645,928.47 is: 3,968,634.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,144.08 : 13,065,864.71 = 2,645,928.47 : x
  2. Step 2: Convert to fraction form
    8,711,144.08/13,065,864.71 = 2,645,928.47/x
  3. Step 3: Cross multiply
    8,711,144.08x = 13,065,864.71 × 2,645,928.47
  4. Step 4: Simplify right side
    8,711,144.08x = 34,571,343,440,792.32
  5. Step 5: Solve for x
    x = 34,571,343,440,792.32/8,711,144.08
  6. Step 6: Final answer
    x = 3,968,634.10

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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.