Home / 14,342,812.58-19,792,503.91-7,816,301.90

Finding the Fourth Proportional to 14,342,812.58, 19,792,503.91 and 7,816,301.90

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Solution

The fourth proportional to 14,342,812.58, 19,792,503.91 and 7,816,301.90 is: 10,786,181.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,812.58 : 19,792,503.91 = 7,816,301.90 : x
  2. Step 2: Convert to fraction form
    14,342,812.58/19,792,503.91 = 7,816,301.90/x
  3. Step 3: Cross multiply
    14,342,812.58x = 19,792,503.91 × 7,816,301.90
  4. Step 4: Simplify right side
    14,342,812.58x = 154,704,185,878,408.94
  5. Step 5: Solve for x
    x = 154,704,185,878,408.94/14,342,812.58
  6. Step 6: Final answer
    x = 10,786,181.93

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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.