Home / 23,135,596.88-31,908,507.40-20,338,740.04

Finding the Fourth Proportional to 23,135,596.88, 31,908,507.40 and 20,338,740.04

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Solution

The fourth proportional to 23,135,596.88, 31,908,507.40 and 20,338,740.04 is: 28,051,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135,596.88 : 31,908,507.40 = 20,338,740.04 : x
  2. Step 2: Convert to fraction form
    23,135,596.88/31,908,507.40 = 20,338,740.04/x
  3. Step 3: Cross multiply
    23,135,596.88x = 31,908,507.40 × 20,338,740.04
  4. Step 4: Simplify right side
    23,135,596.88x = 648,978,837,152,787.50
  5. Step 5: Solve for x
    x = 648,978,837,152,787.50/23,135,596.88
  6. Step 6: Final answer
    x = 28,051,095.48

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1.5x scale

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.