Home / 14,410,078.89-19,885,567.47-7,883,761.68

Finding the Fourth Proportional to 14,410,078.89, 19,885,567.47 and 7,883,761.68

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Solution

The fourth proportional to 14,410,078.89, 19,885,567.47 and 7,883,761.68 is: 10,879,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,410,078.89 : 19,885,567.47 = 7,883,761.68 : x
  2. Step 2: Convert to fraction form
    14,410,078.89/19,885,567.47 = 7,883,761.68/x
  3. Step 3: Cross multiply
    14,410,078.89x = 19,885,567.47 × 7,883,761.68
  4. Step 4: Simplify right side
    14,410,078.89x = 156,773,074,805,040.53
  5. Step 5: Solve for x
    x = 156,773,074,805,040.53/14,410,078.89
  6. Step 6: Final answer
    x = 10,879,404.34

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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.