Home / 18,715,068.02-28,075,279.92-5,762,314.64

Finding the Fourth Proportional to 18,715,068.02, 28,075,279.92 and 5,762,314.64

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Solution

The fourth proportional to 18,715,068.02, 28,075,279.92 and 5,762,314.64 is: 8,644,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,715,068.02 : 28,075,279.92 = 5,762,314.64 : x
  2. Step 2: Convert to fraction form
    18,715,068.02/28,075,279.92 = 5,762,314.64/x
  3. Step 3: Cross multiply
    18,715,068.02x = 28,075,279.92 × 5,762,314.64
  4. Step 4: Simplify right side
    18,715,068.02x = 161,778,596,505,114.03
  5. Step 5: Solve for x
    x = 161,778,596,505,114.03/18,715,068.02
  6. Step 6: Final answer
    x = 8,644,296.47

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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.