Home / 52,803,074.40-79,218,608.40-18,720,866.40

Finding the Fourth Proportional to 52,803,074.40, 79,218,608.40 and 18,720,866.40

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Solution

The fourth proportional to 52,803,074.40, 79,218,608.40 and 18,720,866.40 is: 28,086,262.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,803,074.40 : 79,218,608.40 = 18,720,866.40 : x
  2. Step 2: Convert to fraction form
    52,803,074.40/79,218,608.40 = 18,720,866.40/x
  3. Step 3: Cross multiply
    52,803,074.40x = 79,218,608.40 × 18,720,866.40
  4. Step 4: Simplify right side
    52,803,074.40x = 1,483,040,984,250,317.75
  5. Step 5: Solve for x
    x = 1,483,040,984,250,317.75/52,803,074.40
  6. Step 6: Final answer
    x = 28,086,262.04

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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.