Home / 43,774,442.72-65,668,720.08-13,482,291.68

Finding the Fourth Proportional to 43,774,442.72, 65,668,720.08 and 13,482,291.68

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Solution

The fourth proportional to 43,774,442.72, 65,668,720.08 and 13,482,291.68 is: 20,225,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,774,442.72 : 65,668,720.08 = 13,482,291.68 : x
  2. Step 2: Convert to fraction form
    43,774,442.72/65,668,720.08 = 13,482,291.68/x
  3. Step 3: Cross multiply
    43,774,442.72x = 65,668,720.08 × 13,482,291.68
  4. Step 4: Simplify right side
    43,774,442.72x = 885,364,838,370,832.88
  5. Step 5: Solve for x
    x = 885,364,838,370,832.88/43,774,442.72
  6. Step 6: Final answer
    x = 20,225,610.73

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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.