Home / 14,228,463.90-21,345,646.14-5,709,464.94

Finding the Fourth Proportional to 14,228,463.90, 21,345,646.14 and 5,709,464.94

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Solution

The fourth proportional to 14,228,463.90, 21,345,646.14 and 5,709,464.94 is: 8,565,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228,463.90 : 21,345,646.14 = 5,709,464.94 : x
  2. Step 2: Convert to fraction form
    14,228,463.90/21,345,646.14 = 5,709,464.94/x
  3. Step 3: Cross multiply
    14,228,463.90x = 21,345,646.14 × 5,709,464.94
  4. Step 4: Simplify right side
    14,228,463.90x = 121,872,218,257,976.34
  5. Step 5: Solve for x
    x = 121,872,218,257,976.34/14,228,463.90
  6. Step 6: Final answer
    x = 8,565,381.27

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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.