Home / 15,531,058.04-21,432,931.96-9,008,549.24

Finding the Fourth Proportional to 15,531,058.04, 21,432,931.96 and 9,008,549.24

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Solution

The fourth proportional to 15,531,058.04, 21,432,931.96 and 9,008,549.24 is: 12,431,839.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,531,058.04 : 21,432,931.96 = 9,008,549.24 : x
  2. Step 2: Convert to fraction form
    15,531,058.04/21,432,931.96 = 9,008,549.24/x
  3. Step 3: Cross multiply
    15,531,058.04x = 21,432,931.96 × 9,008,549.24
  4. Step 4: Simplify right side
    15,531,058.04x = 193,079,622,919,229.72
  5. Step 5: Solve for x
    x = 193,079,622,919,229.72/15,531,058.04
  6. Step 6: Final answer
    x = 12,431,839.64

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Why These Related Problems?

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