Home / 19,896,009.60-29,844,014.40-11,377,207.20

Finding the Fourth Proportional to 19,896,009.60, 29,844,014.40 and 11,377,207.20

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Solution

The fourth proportional to 19,896,009.60, 29,844,014.40 and 11,377,207.20 is: 17,065,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,896,009.60 : 29,844,014.40 = 11,377,207.20 : x
  2. Step 2: Convert to fraction form
    19,896,009.60/29,844,014.40 = 11,377,207.20/x
  3. Step 3: Cross multiply
    19,896,009.60x = 29,844,014.40 × 11,377,207.20
  4. Step 4: Simplify right side
    19,896,009.60x = 339,541,535,508,583.62
  5. Step 5: Solve for x
    x = 339,541,535,508,583.62/19,896,009.60
  6. Step 6: Final answer
    x = 17,065,810.80

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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.