Home / 74,767,813.62-112,150,818.30-19,430,746.14

Finding the Fourth Proportional to 74,767,813.62, 112,150,818.30 and 19,430,746.14

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Solution

The fourth proportional to 74,767,813.62, 112,150,818.30 and 19,430,746.14 is: 29,145,884.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,767,813.62 : 112,150,818.30 = 19,430,746.14 : x
  2. Step 2: Convert to fraction form
    74,767,813.62/112,150,818.30 = 19,430,746.14/x
  3. Step 3: Cross multiply
    74,767,813.62x = 112,150,818.30 × 19,430,746.14
  4. Step 4: Simplify right side
    74,767,813.62x = 2,179,174,079,780,566.25
  5. Step 5: Solve for x
    x = 2,179,174,079,780,566.25/74,767,813.62
  6. Step 6: Final answer
    x = 29,145,884.76

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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.