Home / 14,470,699.51-19,969,799.30-7,944,930.55

Finding the Fourth Proportional to 14,470,699.51, 19,969,799.30 and 7,944,930.55

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Solution

The fourth proportional to 14,470,699.51, 19,969,799.30 and 7,944,930.55 is: 10,964,132.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470,699.51 : 19,969,799.30 = 7,944,930.55 : x
  2. Step 2: Convert to fraction form
    14,470,699.51/19,969,799.30 = 7,944,930.55/x
  3. Step 3: Cross multiply
    14,470,699.51x = 19,969,799.30 × 7,944,930.55
  4. Step 4: Simplify right side
    14,470,699.51x = 158,658,668,535,938.62
  5. Step 5: Solve for x
    x = 158,658,668,535,938.62/14,470,699.51
  6. Step 6: Final answer
    x = 10,964,132.62

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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.