Home / 43,428,706.40-65,111,566.80-17,856,552.80

Finding the Fourth Proportional to 43,428,706.40, 65,111,566.80 and 17,856,552.80

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Solution

The fourth proportional to 43,428,706.40, 65,111,566.80 and 17,856,552.80 is: 26,771,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,428,706.40 : 65,111,566.80 = 17,856,552.80 : x
  2. Step 2: Convert to fraction form
    43,428,706.40/65,111,566.80 = 17,856,552.80/x
  3. Step 3: Cross multiply
    43,428,706.40x = 65,111,566.80 × 17,856,552.80
  4. Step 4: Simplify right side
    43,428,706.40x = 1,162,668,130,454,927
  5. Step 5: Solve for x
    x = 1,162,668,130,454,927/43,428,706.40
  6. Step 6: Final answer
    x = 26,771,880.33

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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.