Home / 13,720,642.04-20,575,731.58-4,620,296.30

Finding the Fourth Proportional to 13,720,642.04, 20,575,731.58 and 4,620,296.30

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Solution

The fourth proportional to 13,720,642.04, 20,575,731.58 and 4,620,296.30 is: 6,928,682.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,720,642.04 : 20,575,731.58 = 4,620,296.30 : x
  2. Step 2: Convert to fraction form
    13,720,642.04/20,575,731.58 = 4,620,296.30/x
  3. Step 3: Cross multiply
    13,720,642.04x = 20,575,731.58 × 4,620,296.30
  4. Step 4: Simplify right side
    13,720,642.04x = 95,065,976,374,437.75
  5. Step 5: Solve for x
    x = 95,065,976,374,437.75/13,720,642.04
  6. Step 6: Final answer
    x = 6,928,682.79

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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.