Home / 27,549,136.80-41,323,705.20-15,605,200.80

Finding the Fourth Proportional to 27,549,136.80, 41,323,705.20 and 15,605,200.80

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Solution

The fourth proportional to 27,549,136.80, 41,323,705.20 and 15,605,200.80 is: 23,407,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,549,136.80 : 41,323,705.20 = 15,605,200.80 : x
  2. Step 2: Convert to fraction form
    27,549,136.80/41,323,705.20 = 15,605,200.80/x
  3. Step 3: Cross multiply
    27,549,136.80x = 41,323,705.20 × 15,605,200.80
  4. Step 4: Simplify right side
    27,549,136.80x = 644,864,717,446,004.25
  5. Step 5: Solve for x
    x = 644,864,717,446,004.25/27,549,136.80
  6. Step 6: Final answer
    x = 23,407,801.20

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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.