Home / 8,779,315.72-13,166,295.16-3,098,213.32

Finding the Fourth Proportional to 8,779,315.72, 13,166,295.16 and 3,098,213.32

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Solution

The fourth proportional to 8,779,315.72, 13,166,295.16 and 3,098,213.32 is: 4,646,374.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779,315.72 : 13,166,295.16 = 3,098,213.32 : x
  2. Step 2: Convert to fraction form
    8,779,315.72/13,166,295.16 = 3,098,213.32/x
  3. Step 3: Cross multiply
    8,779,315.72x = 13,166,295.16 × 3,098,213.32
  4. Step 4: Simplify right side
    8,779,315.72x = 40,791,991,039,763.53
  5. Step 5: Solve for x
    x = 40,791,991,039,763.53/8,779,315.72
  6. Step 6: Final answer
    x = 4,646,374.77

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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.