Home / 14,477,643.13-21,709,834.76-8,644,476.91

Finding the Fourth Proportional to 14,477,643.13, 21,709,834.76 and 8,644,476.91

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Solution

The fourth proportional to 14,477,643.13, 21,709,834.76 and 8,644,476.91 is: 12,962,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477,643.13 : 21,709,834.76 = 8,644,476.91 : x
  2. Step 2: Convert to fraction form
    14,477,643.13/21,709,834.76 = 8,644,476.91/x
  3. Step 3: Cross multiply
    14,477,643.13x = 21,709,834.76 × 8,644,476.91
  4. Step 4: Simplify right side
    14,477,643.13x = 187,670,165,302,735.41
  5. Step 5: Solve for x
    x = 187,670,165,302,735.41/14,477,643.13
  6. Step 6: Final answer
    x = 12,962,756.69

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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.