Home / 12,735,705.80-19,103,558.70-8,484,177.80

Finding the Fourth Proportional to 12,735,705.80, 19,103,558.70 and 8,484,177.80

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Solution

The fourth proportional to 12,735,705.80, 19,103,558.70 and 8,484,177.80 is: 12,726,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,735,705.80 : 19,103,558.70 = 8,484,177.80 : x
  2. Step 2: Convert to fraction form
    12,735,705.80/19,103,558.70 = 8,484,177.80/x
  3. Step 3: Cross multiply
    12,735,705.80x = 19,103,558.70 × 8,484,177.80
  4. Step 4: Simplify right side
    12,735,705.80x = 162,077,988,623,536.88
  5. Step 5: Solve for x
    x = 162,077,988,623,536.88/12,735,705.80
  6. Step 6: Final answer
    x = 12,726,266.70

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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.