Home / 18,714,989.04-28,075,161.48-5,762,235.57

Finding the Fourth Proportional to 18,714,989.04, 28,075,161.48 and 5,762,235.57

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Solution

The fourth proportional to 18,714,989.04, 28,075,161.48 and 5,762,235.57 is: 8,644,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,714,989.04 : 28,075,161.48 = 5,762,235.57 : x
  2. Step 2: Convert to fraction form
    18,714,989.04/28,075,161.48 = 5,762,235.57/x
  3. Step 3: Cross multiply
    18,714,989.04x = 28,075,161.48 × 5,762,235.57
  4. Step 4: Simplify right side
    18,714,989.04x = 161,775,694,113,549.84
  5. Step 5: Solve for x
    x = 161,775,694,113,549.84/18,714,989.04
  6. Step 6: Final answer
    x = 8,644,177.87

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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.