Home / 19,313,393.89-26,645,891.70-11,968,547.11

Finding the Fourth Proportional to 19,313,393.89, 26,645,891.70 and 11,968,547.11

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Solution

The fourth proportional to 19,313,393.89, 26,645,891.70 and 11,968,547.11 is: 16,512,510.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313,393.89 : 26,645,891.70 = 11,968,547.11 : x
  2. Step 2: Convert to fraction form
    19,313,393.89/26,645,891.70 = 11,968,547.11/x
  3. Step 3: Cross multiply
    19,313,393.89x = 26,645,891.70 × 11,968,547.11
  4. Step 4: Simplify right side
    19,313,393.89x = 318,912,610,099,407.94
  5. Step 5: Solve for x
    x = 318,912,610,099,407.94/19,313,393.89
  6. Step 6: Final answer
    x = 16,512,510.02

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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.