Home / 14,450,685.09-19,942,219.13-7,923,925.28

Finding the Fourth Proportional to 14,450,685.09, 19,942,219.13 and 7,923,925.28

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Solution

The fourth proportional to 14,450,685.09, 19,942,219.13 and 7,923,925.28 is: 10,935,166.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450,685.09 : 19,942,219.13 = 7,923,925.28 : x
  2. Step 2: Convert to fraction form
    14,450,685.09/19,942,219.13 = 7,923,925.28/x
  3. Step 3: Cross multiply
    14,450,685.09x = 19,942,219.13 × 7,923,925.28
  4. Step 4: Simplify right side
    14,450,685.09x = 158,020,654,164,175.91
  5. Step 5: Solve for x
    x = 158,020,654,164,175.91/14,450,685.09
  6. Step 6: Final answer
    x = 10,935,166.96

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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.