Home / 15,783,040.80-23,674,561.20-10,681,207.20

Finding the Fourth Proportional to 15,783,040.80, 23,674,561.20 and 10,681,207.20

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Solution

The fourth proportional to 15,783,040.80, 23,674,561.20 and 10,681,207.20 is: 16,021,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,783,040.80 : 23,674,561.20 = 10,681,207.20 : x
  2. Step 2: Convert to fraction form
    15,783,040.80/23,674,561.20 = 10,681,207.20/x
  3. Step 3: Cross multiply
    15,783,040.80x = 23,674,561.20 × 10,681,207.20
  4. Step 4: Simplify right side
    15,783,040.80x = 252,872,893,546,280.62
  5. Step 5: Solve for x
    x = 252,872,893,546,280.62/15,783,040.80
  6. Step 6: Final answer
    x = 16,021,810.80

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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.