Home / 19,955,009.10-29,857,777.65-14,211,021.90

Finding the Fourth Proportional to 19,955,009.10, 29,857,777.65 and 14,211,021.90

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Solution

The fourth proportional to 19,955,009.10, 29,857,777.65 and 14,211,021.90 is: 21,263,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,955,009.10 : 29,857,777.65 = 14,211,021.90 : x
  2. Step 2: Convert to fraction form
    19,955,009.10/29,857,777.65 = 14,211,021.90/x
  3. Step 3: Cross multiply
    19,955,009.10x = 29,857,777.65 × 14,211,021.90
  4. Step 4: Simplify right side
    19,955,009.10x = 424,309,532,069,480.50
  5. Step 5: Solve for x
    x = 424,309,532,069,480.50/19,955,009.10
  6. Step 6: Final answer
    x = 21,263,309.37

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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.