Home / 8,877,485.96-13,315,106.28-2,812,832.90

Finding the Fourth Proportional to 8,877,485.96, 13,315,106.28 and 2,812,832.90

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Solution

The fourth proportional to 8,877,485.96, 13,315,106.28 and 2,812,832.90 is: 4,218,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877,485.96 : 13,315,106.28 = 2,812,832.90 : x
  2. Step 2: Convert to fraction form
    8,877,485.96/13,315,106.28 = 2,812,832.90/x
  3. Step 3: Cross multiply
    8,877,485.96x = 13,315,106.28 × 2,812,832.90
  4. Step 4: Simplify right side
    8,877,485.96x = 37,453,169,011,380.61
  5. Step 5: Solve for x
    x = 37,453,169,011,380.61/8,877,485.96
  6. Step 6: Final answer
    x = 4,218,893.63

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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.