Home / 14,470,701.51-19,969,802.06-7,944,932.55

Finding the Fourth Proportional to 14,470,701.51, 19,969,802.06 and 7,944,932.55

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Solution

The fourth proportional to 14,470,701.51, 19,969,802.06 and 7,944,932.55 is: 10,964,135.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470,701.51 : 19,969,802.06 = 7,944,932.55 : x
  2. Step 2: Convert to fraction form
    14,470,701.51/19,969,802.06 = 7,944,932.55/x
  3. Step 3: Cross multiply
    14,470,701.51x = 19,969,802.06 × 7,944,932.55
  4. Step 4: Simplify right side
    14,470,701.51x = 158,658,730,403,551.03
  5. Step 5: Solve for x
    x = 158,658,730,403,551.03/14,470,701.51
  6. Step 6: Final answer
    x = 10,964,135.38

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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.