Home / 13,459,227.04-18,573,638.83-7,347,655.54

Finding the Fourth Proportional to 13,459,227.04, 18,573,638.83 and 7,347,655.54

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Solution

The fourth proportional to 13,459,227.04, 18,573,638.83 and 7,347,655.54 is: 10,139,713.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,227.04 : 18,573,638.83 = 7,347,655.54 : x
  2. Step 2: Convert to fraction form
    13,459,227.04/18,573,638.83 = 7,347,655.54/x
  3. Step 3: Cross multiply
    13,459,227.04x = 18,573,638.83 × 7,347,655.54
  4. Step 4: Simplify right side
    13,459,227.04x = 136,472,700,247,208.61
  5. Step 5: Solve for x
    x = 136,472,700,247,208.61/13,459,227.04
  6. Step 6: Final answer
    x = 10,139,713.06

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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.