Home / 9,086,538.30-12,539,502.95-4,956,587.79

Finding the Fourth Proportional to 9,086,538.30, 12,539,502.95 and 4,956,587.79

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Solution

The fourth proportional to 9,086,538.30, 12,539,502.95 and 4,956,587.79 is: 6,840,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086,538.30 : 12,539,502.95 = 4,956,587.79 : x
  2. Step 2: Convert to fraction form
    9,086,538.30/12,539,502.95 = 4,956,587.79/x
  3. Step 3: Cross multiply
    9,086,538.30x = 12,539,502.95 × 4,956,587.79
  4. Step 4: Simplify right side
    9,086,538.30x = 62,153,147,189,856.05
  5. Step 5: Solve for x
    x = 62,153,147,189,856.05/9,086,538.30
  6. Step 6: Final answer
    x = 6,840,134.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.