Home / 21,609,669.47-32,414,559.08-8,830,171.89

Finding the Fourth Proportional to 21,609,669.47, 32,414,559.08 and 8,830,171.89

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Solution

The fourth proportional to 21,609,669.47, 32,414,559.08 and 8,830,171.89 is: 13,245,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,609,669.47 : 32,414,559.08 = 8,830,171.89 : x
  2. Step 2: Convert to fraction form
    21,609,669.47/32,414,559.08 = 8,830,171.89/x
  3. Step 3: Cross multiply
    21,609,669.47x = 32,414,559.08 × 8,830,171.89
  4. Step 4: Simplify right side
    21,609,669.47x = 286,226,128,370,809.44
  5. Step 5: Solve for x
    x = 286,226,128,370,809.44/21,609,669.47
  6. Step 6: Final answer
    x = 13,245,280.26

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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.