Home / 34,178,718.12-47,166,645.96-18,708,891

Finding the Fourth Proportional to 34,178,718.12, 47,166,645.96 and 18,708,891

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Solution

The fourth proportional to 34,178,718.12, 47,166,645.96 and 18,708,891 is: 25,818,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,178,718.12 : 47,166,645.96 = 18,708,891 : x
  2. Step 2: Convert to fraction form
    34,178,718.12/47,166,645.96 = 18,708,891/x
  3. Step 3: Cross multiply
    34,178,718.12x = 47,166,645.96 × 18,708,891
  4. Step 4: Simplify right side
    34,178,718.12x = 882,435,638,101,230.38
  5. Step 5: Solve for x
    x = 882,435,638,101,230.38/34,178,718.12
  6. Step 6: Final answer
    x = 25,818,277.77

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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.