Home / 20,412,943.40-30,577,424.70-14,030,402.60

Finding the Fourth Proportional to 20,412,943.40, 30,577,424.70 and 14,030,402.60

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Solution

The fourth proportional to 20,412,943.40, 30,577,424.70 and 14,030,402.60 is: 21,016,742.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,412,943.40 : 30,577,424.70 = 14,030,402.60 : x
  2. Step 2: Convert to fraction form
    20,412,943.40/30,577,424.70 = 14,030,402.60/x
  3. Step 3: Cross multiply
    20,412,943.40x = 30,577,424.70 × 14,030,402.60
  4. Step 4: Simplify right side
    20,412,943.40x = 429,013,579,012,184.19
  5. Step 5: Solve for x
    x = 429,013,579,012,184.19/20,412,943.40
  6. Step 6: Final answer
    x = 21,016,742.69

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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.