Home / 21,720,261.60-32,584,078.80-6,574,072.80

Finding the Fourth Proportional to 21,720,261.60, 32,584,078.80 and 6,574,072.80

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Solution

The fourth proportional to 21,720,261.60, 32,584,078.80 and 6,574,072.80 is: 9,862,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,720,261.60 : 32,584,078.80 = 6,574,072.80 : x
  2. Step 2: Convert to fraction form
    21,720,261.60/32,584,078.80 = 6,574,072.80/x
  3. Step 3: Cross multiply
    21,720,261.60x = 32,584,078.80 × 6,574,072.80
  4. Step 4: Simplify right side
    21,720,261.60x = 214,210,106,152,136.62
  5. Step 5: Solve for x
    x = 214,210,106,152,136.62/21,720,261.60
  6. Step 6: Final answer
    x = 9,862,224.96

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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.