Home / 13,400,741.52-18,496,307.88-7,602,917.04

Finding the Fourth Proportional to 13,400,741.52, 18,496,307.88 and 7,602,917.04

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Solution

The fourth proportional to 13,400,741.52, 18,496,307.88 and 7,602,917.04 is: 10,493,889.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,400,741.52 : 18,496,307.88 = 7,602,917.04 : x
  2. Step 2: Convert to fraction form
    13,400,741.52/18,496,307.88 = 7,602,917.04/x
  3. Step 3: Cross multiply
    13,400,741.52x = 18,496,307.88 × 7,602,917.04
  4. Step 4: Simplify right side
    13,400,741.52x = 140,625,894,357,938.27
  5. Step 5: Solve for x
    x = 140,625,894,357,938.27/13,400,741.52
  6. Step 6: Final answer
    x = 10,493,889.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.