Home / 14,042,942.60-21,064,413.90-11,492,025.80

Finding the Fourth Proportional to 14,042,942.60, 21,064,413.90 and 11,492,025.80

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Solution

The fourth proportional to 14,042,942.60, 21,064,413.90 and 11,492,025.80 is: 17,238,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,942.60 : 21,064,413.90 = 11,492,025.80 : x
  2. Step 2: Convert to fraction form
    14,042,942.60/21,064,413.90 = 11,492,025.80/x
  3. Step 3: Cross multiply
    14,042,942.60x = 21,064,413.90 × 11,492,025.80
  4. Step 4: Simplify right side
    14,042,942.60x = 242,072,788,000,678.62
  5. Step 5: Solve for x
    x = 242,072,788,000,678.62/14,042,942.60
  6. Step 6: Final answer
    x = 17,238,038.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.