Home / 18,737,999.10-28,106,998.65-15,549,353.10

Finding the Fourth Proportional to 18,737,999.10, 28,106,998.65 and 15,549,353.10

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Solution

The fourth proportional to 18,737,999.10, 28,106,998.65 and 15,549,353.10 is: 23,324,029.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,737,999.10 : 28,106,998.65 = 15,549,353.10 : x
  2. Step 2: Convert to fraction form
    18,737,999.10/28,106,998.65 = 15,549,353.10/x
  3. Step 3: Cross multiply
    18,737,999.10x = 28,106,998.65 × 15,549,353.10
  4. Step 4: Simplify right side
    18,737,999.10x = 437,045,646,590,073.31
  5. Step 5: Solve for x
    x = 437,045,646,590,073.31/18,737,999.10
  6. Step 6: Final answer
    x = 23,324,029.65

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1.5x scale

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.