Home / 14,211,862.40-21,317,793.60-9,882,185.60

Finding the Fourth Proportional to 14,211,862.40, 21,317,793.60 and 9,882,185.60

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Solution

The fourth proportional to 14,211,862.40, 21,317,793.60 and 9,882,185.60 is: 14,823,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211,862.40 : 21,317,793.60 = 9,882,185.60 : x
  2. Step 2: Convert to fraction form
    14,211,862.40/21,317,793.60 = 9,882,185.60/x
  3. Step 3: Cross multiply
    14,211,862.40x = 21,317,793.60 × 9,882,185.60
  4. Step 4: Simplify right side
    14,211,862.40x = 210,666,392,937,692.16
  5. Step 5: Solve for x
    x = 210,666,392,937,692.16/14,211,862.40
  6. Step 6: Final answer
    x = 14,823,278.40

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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.