Home / 19,959,488.40-29,939,232.60-17,940,012.60

Finding the Fourth Proportional to 19,959,488.40, 29,939,232.60 and 17,940,012.60

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Solution

The fourth proportional to 19,959,488.40, 29,939,232.60 and 17,940,012.60 is: 26,910,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,959,488.40 : 29,939,232.60 = 17,940,012.60 : x
  2. Step 2: Convert to fraction form
    19,959,488.40/29,939,232.60 = 17,940,012.60/x
  3. Step 3: Cross multiply
    19,959,488.40x = 29,939,232.60 × 17,940,012.60
  4. Step 4: Simplify right side
    19,959,488.40x = 537,110,210,078,330.81
  5. Step 5: Solve for x
    x = 537,110,210,078,330.81/19,959,488.40
  6. Step 6: Final answer
    x = 26,910,018.90

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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.