Home / 16,885,989-25,328,628.72-4,106,560.68

Finding the Fourth Proportional to 16,885,989, 25,328,628.72 and 4,106,560.68

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Solution

The fourth proportional to 16,885,989, 25,328,628.72 and 4,106,560.68 is: 6,159,754.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885,989 : 25,328,628.72 = 4,106,560.68 : x
  2. Step 2: Convert to fraction form
    16,885,989/25,328,628.72 = 4,106,560.68/x
  3. Step 3: Cross multiply
    16,885,989x = 25,328,628.72 × 4,106,560.68
  4. Step 4: Simplify right side
    16,885,989x = 104,013,550,779,870.73
  5. Step 5: Solve for x
    x = 104,013,550,779,870.73/16,885,989
  6. Step 6: Final answer
    x = 6,159,754.74

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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.