Home / 13,346,077.08-18,418,200.48-7,545,103.32

Finding the Fourth Proportional to 13,346,077.08, 18,418,200.48 and 7,545,103.32

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Solution

The fourth proportional to 13,346,077.08, 18,418,200.48 and 7,545,103.32 is: 10,412,589.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,077.08 : 18,418,200.48 = 7,545,103.32 : x
  2. Step 2: Convert to fraction form
    13,346,077.08/18,418,200.48 = 7,545,103.32/x
  3. Step 3: Cross multiply
    13,346,077.08x = 18,418,200.48 × 7,545,103.32
  4. Step 4: Simplify right side
    13,346,077.08x = 138,967,225,590,073.61
  5. Step 5: Solve for x
    x = 138,967,225,590,073.61/13,346,077.08
  6. Step 6: Final answer
    x = 10,412,589.76

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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.