Home / 13,382,967.68-18,468,663.36-7,271,498.24

Finding the Fourth Proportional to 13,382,967.68, 18,468,663.36 and 7,271,498.24

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Solution

The fourth proportional to 13,382,967.68, 18,468,663.36 and 7,271,498.24 is: 10,034,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382,967.68 : 18,468,663.36 = 7,271,498.24 : x
  2. Step 2: Convert to fraction form
    13,382,967.68/18,468,663.36 = 7,271,498.24/x
  3. Step 3: Cross multiply
    13,382,967.68x = 18,468,663.36 × 7,271,498.24
  4. Step 4: Simplify right side
    13,382,967.68x = 134,294,853,117,392.48
  5. Step 5: Solve for x
    x = 134,294,853,117,392.48/13,382,967.68
  6. Step 6: Final answer
    x = 10,034,758.83

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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.