Home / 21,688,849.80-32,586,418.80-16,308,009.69

Finding the Fourth Proportional to 21,688,849.80, 32,586,418.80 and 16,308,009.69

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Solution

The fourth proportional to 21,688,849.80, 32,586,418.80 and 16,308,009.69 is: 24,501,973.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,688,849.80 : 32,586,418.80 = 16,308,009.69 : x
  2. Step 2: Convert to fraction form
    21,688,849.80/32,586,418.80 = 16,308,009.69/x
  3. Step 3: Cross multiply
    21,688,849.80x = 32,586,418.80 × 16,308,009.69
  4. Step 4: Simplify right side
    21,688,849.80x = 531,419,633,552,798.19
  5. Step 5: Solve for x
    x = 531,419,633,552,798.19/21,688,849.80
  6. Step 6: Final answer
    x = 24,501,973.98

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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.