Home / 14,607,703.90-20,159,224.82-8,081,220.91

Finding the Fourth Proportional to 14,607,703.90, 20,159,224.82 and 8,081,220.91

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Solution

The fourth proportional to 14,607,703.90, 20,159,224.82 and 8,081,220.91 is: 11,152,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607,703.90 : 20,159,224.82 = 8,081,220.91 : x
  2. Step 2: Convert to fraction form
    14,607,703.90/20,159,224.82 = 8,081,220.91/x
  3. Step 3: Cross multiply
    14,607,703.90x = 20,159,224.82 × 8,081,220.91
  4. Step 4: Simplify right side
    14,607,703.90x = 162,911,149,144,775
  5. Step 5: Solve for x
    x = 162,911,149,144,775/14,607,703.90
  6. Step 6: Final answer
    x = 11,152,413.16

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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.