Home / 14,771,678.22-20,388,317.27-8,662,075.02

Finding the Fourth Proportional to 14,771,678.22, 20,388,317.27 and 8,662,075.02

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Solution

The fourth proportional to 14,771,678.22, 20,388,317.27 and 8,662,075.02 is: 11,955,658.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771,678.22 : 20,388,317.27 = 8,662,075.02 : x
  2. Step 2: Convert to fraction form
    14,771,678.22/20,388,317.27 = 8,662,075.02/x
  3. Step 3: Cross multiply
    14,771,678.22x = 20,388,317.27 × 8,662,075.02
  4. Step 4: Simplify right side
    14,771,678.22x = 176,605,133,644,015.22
  5. Step 5: Solve for x
    x = 176,605,133,644,015.22/14,771,678.22
  6. Step 6: Final answer
    x = 11,955,658.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.