Home / 13,032,049.45-19,548,139.65-5,359,878.49

Finding the Fourth Proportional to 13,032,049.45, 19,548,139.65 and 5,359,878.49

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Solution

The fourth proportional to 13,032,049.45, 19,548,139.65 and 5,359,878.49 is: 8,039,844.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032,049.45 : 19,548,139.65 = 5,359,878.49 : x
  2. Step 2: Convert to fraction form
    13,032,049.45/19,548,139.65 = 5,359,878.49/x
  3. Step 3: Cross multiply
    13,032,049.45x = 19,548,139.65 × 5,359,878.49
  4. Step 4: Simplify right side
    13,032,049.45x = 104,775,653,229,551.12
  5. Step 5: Solve for x
    x = 104,775,653,229,551.12/13,032,049.45
  6. Step 6: Final answer
    x = 8,039,844.66

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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.