Home / 22,270,970.40-33,406,455.60-18,683,743.65

Finding the Fourth Proportional to 22,270,970.40, 33,406,455.60 and 18,683,743.65

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Solution

The fourth proportional to 22,270,970.40, 33,406,455.60 and 18,683,743.65 is: 28,025,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,270,970.40 : 33,406,455.60 = 18,683,743.65 : x
  2. Step 2: Convert to fraction form
    22,270,970.40/33,406,455.60 = 18,683,743.65/x
  3. Step 3: Cross multiply
    22,270,970.40x = 33,406,455.60 × 18,683,743.65
  4. Step 4: Simplify right side
    22,270,970.40x = 624,157,652,685,506.88
  5. Step 5: Solve for x
    x = 624,157,652,685,506.88/22,270,970.40
  6. Step 6: Final answer
    x = 28,025,615.48

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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.