Home / 18,924,011.40-28,386,017.10-14,677,278.60

Finding the Fourth Proportional to 18,924,011.40, 28,386,017.10 and 14,677,278.60

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Solution

The fourth proportional to 18,924,011.40, 28,386,017.10 and 14,677,278.60 is: 22,015,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924,011.40 : 28,386,017.10 = 14,677,278.60 : x
  2. Step 2: Convert to fraction form
    18,924,011.40/28,386,017.10 = 14,677,278.60/x
  3. Step 3: Cross multiply
    18,924,011.40x = 28,386,017.10 × 14,677,278.60
  4. Step 4: Simplify right side
    18,924,011.40x = 416,629,481,321,064.06
  5. Step 5: Solve for x
    x = 416,629,481,321,064.06/18,924,011.40
  6. Step 6: Final answer
    x = 22,015,917.90

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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.