Home / 8,745,421.77-12,068,650.49-4,877,939.97

Finding the Fourth Proportional to 8,745,421.77, 12,068,650.49 and 4,877,939.97

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Solution

The fourth proportional to 8,745,421.77, 12,068,650.49 and 4,877,939.97 is: 6,731,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,421.77 : 12,068,650.49 = 4,877,939.97 : x
  2. Step 2: Convert to fraction form
    8,745,421.77/12,068,650.49 = 4,877,939.97/x
  3. Step 3: Cross multiply
    8,745,421.77x = 12,068,650.49 × 4,877,939.97
  4. Step 4: Simplify right side
    8,745,421.77x = 58,870,152,584,741.38
  5. Step 5: Solve for x
    x = 58,870,152,584,741.38/8,745,421.77
  6. Step 6: Final answer
    x = 6,731,539.56

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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.