Home / 13,270,232.48-18,303,487.40-8,857,733.37

Finding the Fourth Proportional to 13,270,232.48, 18,303,487.40 and 8,857,733.37

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Solution

The fourth proportional to 13,270,232.48, 18,303,487.40 and 8,857,733.37 is: 12,217,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270,232.48 : 18,303,487.40 = 8,857,733.37 : x
  2. Step 2: Convert to fraction form
    13,270,232.48/18,303,487.40 = 8,857,733.37/x
  3. Step 3: Cross multiply
    13,270,232.48x = 18,303,487.40 × 8,857,733.37
  4. Step 4: Simplify right side
    13,270,232.48x = 162,127,411,130,354.50
  5. Step 5: Solve for x
    x = 162,127,411,130,354.50/13,270,232.48
  6. Step 6: Final answer
    x = 12,217,375.35

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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.