Home / 8,764,492.80-13,146,739.20-5,387,750.40

Finding the Fourth Proportional to 8,764,492.80, 13,146,739.20 and 5,387,750.40

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Solution

The fourth proportional to 8,764,492.80, 13,146,739.20 and 5,387,750.40 is: 8,081,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,492.80 : 13,146,739.20 = 5,387,750.40 : x
  2. Step 2: Convert to fraction form
    8,764,492.80/13,146,739.20 = 5,387,750.40/x
  3. Step 3: Cross multiply
    8,764,492.80x = 13,146,739.20 × 5,387,750.40
  4. Step 4: Simplify right side
    8,764,492.80x = 70,831,349,383,495.69
  5. Step 5: Solve for x
    x = 70,831,349,383,495.69/8,764,492.80
  6. Step 6: Final answer
    x = 8,081,625.60

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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.