Home / 21,973,646.12-30,323,579.48-12,183,838.59

Finding the Fourth Proportional to 21,973,646.12, 30,323,579.48 and 12,183,838.59

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Solution

The fourth proportional to 21,973,646.12, 30,323,579.48 and 12,183,838.59 is: 16,813,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973,646.12 : 30,323,579.48 = 12,183,838.59 : x
  2. Step 2: Convert to fraction form
    21,973,646.12/30,323,579.48 = 12,183,838.59/x
  3. Step 3: Cross multiply
    21,973,646.12x = 30,323,579.48 × 12,183,838.59
  4. Step 4: Simplify right side
    21,973,646.12x = 369,457,597,953,839.75
  5. Step 5: Solve for x
    x = 369,457,597,953,839.75/21,973,646.12
  6. Step 6: Final answer
    x = 16,813,668.34

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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.