Home / 13,326,788.25-19,990,185.11-4,807,123.81

Finding the Fourth Proportional to 13,326,788.25, 19,990,185.11 and 4,807,123.81

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Solution

The fourth proportional to 13,326,788.25, 19,990,185.11 and 4,807,123.81 is: 7,210,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326,788.25 : 19,990,185.11 = 4,807,123.81 : x
  2. Step 2: Convert to fraction form
    13,326,788.25/19,990,185.11 = 4,807,123.81/x
  3. Step 3: Cross multiply
    13,326,788.25x = 19,990,185.11 × 4,807,123.81
  4. Step 4: Simplify right side
    13,326,788.25x = 96,095,294,752,604.11
  5. Step 5: Solve for x
    x = 96,095,294,752,604.11/13,326,788.25
  6. Step 6: Final answer
    x = 7,210,686.70

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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.