Home / 14,342,681-19,792,900.23-7,904,153

Finding the Fourth Proportional to 14,342,681, 19,792,900.23 and 7,904,153

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Solution

The fourth proportional to 14,342,681, 19,792,900.23 and 7,904,153 is: 10,907,731.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,681 : 19,792,900.23 = 7,904,153 : x
  2. Step 2: Convert to fraction form
    14,342,681/19,792,900.23 = 7,904,153/x
  3. Step 3: Cross multiply
    14,342,681x = 19,792,900.23 × 7,904,153
  4. Step 4: Simplify right side
    14,342,681x = 156,446,111,731,655.19
  5. Step 5: Solve for x
    x = 156,446,111,731,655.19/14,342,681
  6. Step 6: Final answer
    x = 10,907,731.39

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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.