Home / 10,919,513.70-16,315,305.56-10,537,634.79

Finding the Fourth Proportional to 10,919,513.70, 16,315,305.56 and 10,537,634.79

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Solution

The fourth proportional to 10,919,513.70, 16,315,305.56 and 10,537,634.79 is: 15,744,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919,513.70 : 16,315,305.56 = 10,537,634.79 : x
  2. Step 2: Convert to fraction form
    10,919,513.70/16,315,305.56 = 10,537,634.79/x
  3. Step 3: Cross multiply
    10,919,513.70x = 16,315,305.56 × 10,537,634.79
  4. Step 4: Simplify right side
    10,919,513.70x = 171,924,731,425,848.25
  5. Step 5: Solve for x
    x = 171,924,731,425,848.25/10,919,513.70
  6. Step 6: Final answer
    x = 15,744,724.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.