Home / 10,275,129-15,411,364.79-4,887,203.00

Finding the Fourth Proportional to 10,275,129, 15,411,364.79 and 4,887,203.00

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Solution

The fourth proportional to 10,275,129, 15,411,364.79 and 4,887,203.00 is: 7,330,172.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275,129 : 15,411,364.79 = 4,887,203.00 : x
  2. Step 2: Convert to fraction form
    10,275,129/15,411,364.79 = 4,887,203.00/x
  3. Step 3: Cross multiply
    10,275,129x = 15,411,364.79 × 4,887,203.00
  4. Step 4: Simplify right side
    10,275,129x = 75,318,468,134,289.53
  5. Step 5: Solve for x
    x = 75,318,468,134,289.53/10,275,129
  6. Step 6: Final answer
    x = 7,330,172.51

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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.