Home / 21,645,539.94-29,870,475.90-11,722,342.02

Finding the Fourth Proportional to 21,645,539.94, 29,870,475.90 and 11,722,342.02

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Solution

The fourth proportional to 21,645,539.94, 29,870,475.90 and 11,722,342.02 is: 16,176,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,645,539.94 : 29,870,475.90 = 11,722,342.02 : x
  2. Step 2: Convert to fraction form
    21,645,539.94/29,870,475.90 = 11,722,342.02/x
  3. Step 3: Cross multiply
    21,645,539.94x = 29,870,475.90 × 11,722,342.02
  4. Step 4: Simplify right side
    21,645,539.94x = 350,151,934,799,967.31
  5. Step 5: Solve for x
    x = 350,151,934,799,967.31/21,645,539.94
  6. Step 6: Final answer
    x = 16,176,632.03

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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.