Home / 13,046,733.24-18,013,499.04-8,154,154.52

Finding the Fourth Proportional to 13,046,733.24, 18,013,499.04 and 8,154,154.52

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Solution

The fourth proportional to 13,046,733.24, 18,013,499.04 and 8,154,154.52 is: 11,258,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,733.24 : 18,013,499.04 = 8,154,154.52 : x
  2. Step 2: Convert to fraction form
    13,046,733.24/18,013,499.04 = 8,154,154.52/x
  3. Step 3: Cross multiply
    13,046,733.24x = 18,013,499.04 × 8,154,154.52
  4. Step 4: Simplify right side
    13,046,733.24x = 146,884,854,618,031.66
  5. Step 5: Solve for x
    x = 146,884,854,618,031.66/13,046,733.24
  6. Step 6: Final answer
    x = 11,258,362.68

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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.