Home / 19,117,998.60-28,673,012.70-6,993,173.40

Finding the Fourth Proportional to 19,117,998.60, 28,673,012.70 and 6,993,173.40

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Solution

The fourth proportional to 19,117,998.60, 28,673,012.70 and 6,993,173.40 is: 10,488,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,117,998.60 : 28,673,012.70 = 6,993,173.40 : x
  2. Step 2: Convert to fraction form
    19,117,998.60/28,673,012.70 = 6,993,173.40/x
  3. Step 3: Cross multiply
    19,117,998.60x = 28,673,012.70 × 6,993,173.40
  4. Step 4: Simplify right side
    19,117,998.60x = 200,515,349,711,502.19
  5. Step 5: Solve for x
    x = 200,515,349,711,502.19/19,117,998.60
  6. Step 6: Final answer
    x = 10,488,302.35

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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.