Home / 21,819,158.63-32,728,901.96-9,685,360.04

Finding the Fourth Proportional to 21,819,158.63, 32,728,901.96 and 9,685,360.04

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Solution

The fourth proportional to 21,819,158.63, 32,728,901.96 and 9,685,360.04 is: 14,528,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,819,158.63 : 32,728,901.96 = 9,685,360.04 : x
  2. Step 2: Convert to fraction form
    21,819,158.63/32,728,901.96 = 9,685,360.04/x
  3. Step 3: Cross multiply
    21,819,158.63x = 32,728,901.96 × 9,685,360.04
  4. Step 4: Simplify right side
    21,819,158.63x = 316,991,199,302,497.31
  5. Step 5: Solve for x
    x = 316,991,199,302,497.31/21,819,158.63
  6. Step 6: Final answer
    x = 14,528,112.87

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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.