Home / 36,074,638.69-54,111,169.77-8,781,075.52

Finding the Fourth Proportional to 36,074,638.69, 54,111,169.77 and 8,781,075.52

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Solution

The fourth proportional to 36,074,638.69, 54,111,169.77 and 8,781,075.52 is: 13,171,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,074,638.69 : 54,111,169.77 = 8,781,075.52 : x
  2. Step 2: Convert to fraction form
    36,074,638.69/54,111,169.77 = 8,781,075.52/x
  3. Step 3: Cross multiply
    36,074,638.69x = 54,111,169.77 × 8,781,075.52
  4. Step 4: Simplify right side
    36,074,638.69x = 475,154,268,225,911.06
  5. Step 5: Solve for x
    x = 475,154,268,225,911.06/36,074,638.69
  6. Step 6: Final answer
    x = 13,171,421.41

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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.