Home / 13,537,026.30-20,295,440.70-8,144,413.20

Finding the Fourth Proportional to 13,537,026.30, 20,295,440.70 and 8,144,413.20

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Solution

The fourth proportional to 13,537,026.30, 20,295,440.70 and 8,144,413.20 is: 12,210,543.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537,026.30 : 20,295,440.70 = 8,144,413.20 : x
  2. Step 2: Convert to fraction form
    13,537,026.30/20,295,440.70 = 8,144,413.20/x
  3. Step 3: Cross multiply
    13,537,026.30x = 20,295,440.70 × 8,144,413.20
  4. Step 4: Simplify right side
    13,537,026.30x = 165,294,455,136,897.25
  5. Step 5: Solve for x
    x = 165,294,455,136,897.25/13,537,026.30
  6. Step 6: Final answer
    x = 12,210,543.99

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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.