Home / 5,376,611.60-8,064,917.40-4,878,947.60

Finding the Fourth Proportional to 5,376,611.60, 8,064,917.40 and 4,878,947.60

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Solution

The fourth proportional to 5,376,611.60, 8,064,917.40 and 4,878,947.60 is: 7,318,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,611.60 : 8,064,917.40 = 4,878,947.60 : x
  2. Step 2: Convert to fraction form
    5,376,611.60/8,064,917.40 = 4,878,947.60/x
  3. Step 3: Cross multiply
    5,376,611.60x = 8,064,917.40 × 4,878,947.60
  4. Step 4: Simplify right side
    5,376,611.60x = 39,348,309,392,928.24
  5. Step 5: Solve for x
    x = 39,348,309,392,928.24/5,376,611.60
  6. Step 6: Final answer
    x = 7,318,421.40

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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.