Home / 21,340,050.03-29,448,943.54-11,920,964.15

Finding the Fourth Proportional to 21,340,050.03, 29,448,943.54 and 11,920,964.15

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Solution

The fourth proportional to 21,340,050.03, 29,448,943.54 and 11,920,964.15 is: 16,450,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,050.03 : 29,448,943.54 = 11,920,964.15 : x
  2. Step 2: Convert to fraction form
    21,340,050.03/29,448,943.54 = 11,920,964.15/x
  3. Step 3: Cross multiply
    21,340,050.03x = 29,448,943.54 × 11,920,964.15
  4. Step 4: Simplify right side
    21,340,050.03x = 351,059,800,239,534.06
  5. Step 5: Solve for x
    x = 351,059,800,239,534.06/21,340,050.03
  6. Step 6: Final answer
    x = 16,450,748.70

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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.