Home / 14,342,689-19,792,911.32-7,904,161

Finding the Fourth Proportional to 14,342,689, 19,792,911.32 and 7,904,161

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Solution

The fourth proportional to 14,342,689, 19,792,911.32 and 7,904,161 is: 10,907,742.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,689 : 19,792,911.32 = 7,904,161 : x
  2. Step 2: Convert to fraction form
    14,342,689/19,792,911.32 = 7,904,161/x
  3. Step 3: Cross multiply
    14,342,689x = 19,792,911.32 × 7,904,161
  4. Step 4: Simplify right side
    14,342,689x = 156,446,357,732,002.53
  5. Step 5: Solve for x
    x = 156,446,357,732,002.53/14,342,689
  6. Step 6: Final answer
    x = 10,907,742.46

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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.