Home / 18,590,909.40-27,886,364.10-17,331,197.40

Finding the Fourth Proportional to 18,590,909.40, 27,886,364.10 and 17,331,197.40

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Solution

The fourth proportional to 18,590,909.40, 27,886,364.10 and 17,331,197.40 is: 25,996,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590,909.40 : 27,886,364.10 = 17,331,197.40 : x
  2. Step 2: Convert to fraction form
    18,590,909.40/27,886,364.10 = 17,331,197.40/x
  3. Step 3: Cross multiply
    18,590,909.40x = 27,886,364.10 × 17,331,197.40
  4. Step 4: Simplify right side
    18,590,909.40x = 483,304,080,985,373.31
  5. Step 5: Solve for x
    x = 483,304,080,985,373.31/18,590,909.40
  6. Step 6: Final answer
    x = 25,996,796.10

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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.