Home / 12,462,031.40-18,693,047.10-11,706,204.20

Finding the Fourth Proportional to 12,462,031.40, 18,693,047.10 and 11,706,204.20

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Solution

The fourth proportional to 12,462,031.40, 18,693,047.10 and 11,706,204.20 is: 17,559,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,031.40 : 18,693,047.10 = 11,706,204.20 : x
  2. Step 2: Convert to fraction form
    12,462,031.40/18,693,047.10 = 11,706,204.20/x
  3. Step 3: Cross multiply
    12,462,031.40x = 18,693,047.10 × 11,706,204.20
  4. Step 4: Simplify right side
    12,462,031.40x = 218,824,626,472,817.81
  5. Step 5: Solve for x
    x = 218,824,626,472,817.81/12,462,031.40
  6. Step 6: Final answer
    x = 17,559,306.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.