Home / 21,406,090.57-29,540,423.85-11,616,534.55

Finding the Fourth Proportional to 21,406,090.57, 29,540,423.85 and 11,616,534.55

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Solution

The fourth proportional to 21,406,090.57, 29,540,423.85 and 11,616,534.55 is: 16,030,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,406,090.57 : 29,540,423.85 = 11,616,534.55 : x
  2. Step 2: Convert to fraction form
    21,406,090.57/29,540,423.85 = 11,616,534.55/x
  3. Step 3: Cross multiply
    21,406,090.57x = 29,540,423.85 × 11,616,534.55
  4. Step 4: Simplify right side
    21,406,090.57x = 343,157,354,275,169.06
  5. Step 5: Solve for x
    x = 343,157,354,275,169.06/21,406,090.57
  6. Step 6: Final answer
    x = 16,030,827.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.