Home / 22,011,655.65-32,977,625.40-18,823,009.65

Finding the Fourth Proportional to 22,011,655.65, 32,977,625.40 and 18,823,009.65

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Solution

The fourth proportional to 22,011,655.65, 32,977,625.40 and 18,823,009.65 is: 28,200,430.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011,655.65 : 32,977,625.40 = 18,823,009.65 : x
  2. Step 2: Convert to fraction form
    22,011,655.65/32,977,625.40 = 18,823,009.65/x
  3. Step 3: Cross multiply
    22,011,655.65x = 32,977,625.40 × 18,823,009.65
  4. Step 4: Simplify right side
    22,011,655.65x = 620,738,161,138,285
  5. Step 5: Solve for x
    x = 620,738,161,138,285/22,011,655.65
  6. Step 6: Final answer
    x = 28,200,430.31

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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.