Home / 19,157,551.36-28,721,068.56-11,061,343.24

Finding the Fourth Proportional to 19,157,551.36, 28,721,068.56 and 11,061,343.24

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Solution

The fourth proportional to 19,157,551.36, 28,721,068.56 and 11,061,343.24 is: 16,583,204.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,551.36 : 28,721,068.56 = 11,061,343.24 : x
  2. Step 2: Convert to fraction form
    19,157,551.36/28,721,068.56 = 11,061,343.24/x
  3. Step 3: Cross multiply
    19,157,551.36x = 28,721,068.56 × 11,061,343.24
  4. Step 4: Simplify right side
    19,157,551.36x = 317,693,597,561,732.50
  5. Step 5: Solve for x
    x = 317,693,597,561,732.50/19,157,551.36
  6. Step 6: Final answer
    x = 16,583,204.79

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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.