Home / 30,963,704.01-42,731,008.29-17,026,120.68

Finding the Fourth Proportional to 30,963,704.01, 42,731,008.29 and 17,026,120.68

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Solution

The fourth proportional to 30,963,704.01, 42,731,008.29 and 17,026,120.68 is: 23,496,649.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,963,704.01 : 42,731,008.29 = 17,026,120.68 : x
  2. Step 2: Convert to fraction form
    30,963,704.01/42,731,008.29 = 17,026,120.68/x
  3. Step 3: Cross multiply
    30,963,704.01x = 42,731,008.29 × 17,026,120.68
  4. Step 4: Simplify right side
    30,963,704.01x = 727,543,303,923,620.38
  5. Step 5: Solve for x
    x = 727,543,303,923,620.38/30,963,704.01
  6. Step 6: Final answer
    x = 23,496,649.62

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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.