Home / 14,259,138.84-19,678,443.86-8,064,734.71

Finding the Fourth Proportional to 14,259,138.84, 19,678,443.86 and 8,064,734.71

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Solution

The fourth proportional to 14,259,138.84, 19,678,443.86 and 8,064,734.71 is: 11,129,804.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259,138.84 : 19,678,443.86 = 8,064,734.71 : x
  2. Step 2: Convert to fraction form
    14,259,138.84/19,678,443.86 = 8,064,734.71/x
  3. Step 3: Cross multiply
    14,259,138.84x = 19,678,443.86 × 8,064,734.71
  4. Step 4: Simplify right side
    14,259,138.84x = 158,701,429,235,924.12
  5. Step 5: Solve for x
    x = 158,701,429,235,924.12/14,259,138.84
  6. Step 6: Final answer
    x = 11,129,804.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.