Home / 8,578,156.20-11,837,855.28-4,710,741.96

Finding the Fourth Proportional to 8,578,156.20, 11,837,855.28 and 4,710,741.96

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Solution

The fourth proportional to 8,578,156.20, 11,837,855.28 and 4,710,741.96 is: 6,500,823.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578,156.20 : 11,837,855.28 = 4,710,741.96 : x
  2. Step 2: Convert to fraction form
    8,578,156.20/11,837,855.28 = 4,710,741.96/x
  3. Step 3: Cross multiply
    8,578,156.20x = 11,837,855.28 × 4,710,741.96
  4. Step 4: Simplify right side
    8,578,156.20x = 55,765,081,583,903.55
  5. Step 5: Solve for x
    x = 55,765,081,583,903.55/8,578,156.20
  6. Step 6: Final answer
    x = 6,500,823.75

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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.