Home / 19,278,974.60-28,965,701.10-14,496,005.60

Finding the Fourth Proportional to 19,278,974.60, 28,965,701.10 and 14,496,005.60

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Solution

The fourth proportional to 19,278,974.60, 28,965,701.10 and 14,496,005.60 is: 21,779,527.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278,974.60 : 28,965,701.10 = 14,496,005.60 : x
  2. Step 2: Convert to fraction form
    19,278,974.60/28,965,701.10 = 14,496,005.60/x
  3. Step 3: Cross multiply
    19,278,974.60x = 28,965,701.10 × 14,496,005.60
  4. Step 4: Simplify right side
    19,278,974.60x = 419,886,965,353,526.19
  5. Step 5: Solve for x
    x = 419,886,965,353,526.19/19,278,974.60
  6. Step 6: Final answer
    x = 21,779,527.91

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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.