Home / 19,521,930.20-29,254,901.70-14,364,109.40

Finding the Fourth Proportional to 19,521,930.20, 29,254,901.70 and 14,364,109.40

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Solution

The fourth proportional to 19,521,930.20, 29,254,901.70 and 14,364,109.40 is: 21,525,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521,930.20 : 29,254,901.70 = 14,364,109.40 : x
  2. Step 2: Convert to fraction form
    19,521,930.20/29,254,901.70 = 14,364,109.40/x
  3. Step 3: Cross multiply
    19,521,930.20x = 29,254,901.70 × 14,364,109.40
  4. Step 4: Simplify right side
    19,521,930.20x = 420,220,608,505,046
  5. Step 5: Solve for x
    x = 420,220,608,505,046/19,521,930.20
  6. Step 6: Final answer
    x = 21,525,566.59

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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.