Home / 28,628,972.68-42,970,364.22-14,991,907.24

Finding the Fourth Proportional to 28,628,972.68, 42,970,364.22 and 14,991,907.24

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Solution

The fourth proportional to 28,628,972.68, 42,970,364.22 and 14,991,907.24 is: 22,501,950.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,628,972.68 : 42,970,364.22 = 14,991,907.24 : x
  2. Step 2: Convert to fraction form
    28,628,972.68/42,970,364.22 = 14,991,907.24/x
  3. Step 3: Cross multiply
    28,628,972.68x = 42,970,364.22 × 14,991,907.24
  4. Step 4: Simplify right side
    28,628,972.68x = 644,207,714,455,255
  5. Step 5: Solve for x
    x = 644,207,714,455,255/28,628,972.68
  6. Step 6: Final answer
    x = 22,501,950.09

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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.