Home / 14,450,277.86-21,693,913.84-12,413,966.21

Finding the Fourth Proportional to 14,450,277.86, 21,693,913.84 and 12,413,966.21

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Solution

The fourth proportional to 14,450,277.86, 21,693,913.84 and 12,413,966.21 is: 18,636,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450,277.86 : 21,693,913.84 = 12,413,966.21 : x
  2. Step 2: Convert to fraction form
    14,450,277.86/21,693,913.84 = 12,413,966.21/x
  3. Step 3: Cross multiply
    14,450,277.86x = 21,693,913.84 × 12,413,966.21
  4. Step 4: Simplify right side
    14,450,277.86x = 269,307,513,263,941.78
  5. Step 5: Solve for x
    x = 269,307,513,263,941.78/14,450,277.86
  6. Step 6: Final answer
    x = 18,636,839.79

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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.