Home / 17,931,999.76-26,905,875-9,410,344.72

Finding the Fourth Proportional to 17,931,999.76, 26,905,875 and 9,410,344.72

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Solution

The fourth proportional to 17,931,999.76, 26,905,875 and 9,410,344.72 is: 14,119,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,931,999.76 : 26,905,875 = 9,410,344.72 : x
  2. Step 2: Convert to fraction form
    17,931,999.76/26,905,875 = 9,410,344.72/x
  3. Step 3: Cross multiply
    17,931,999.76x = 26,905,875 × 9,410,344.72
  4. Step 4: Simplify right side
    17,931,999.76x = 253,193,558,743,230.03
  5. Step 5: Solve for x
    x = 253,193,558,743,230.03/17,931,999.76
  6. Step 6: Final answer
    x = 14,119,649.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.