Home / 12,764,531.92-19,047,240.65-11,388,848.44

Finding the Fourth Proportional to 12,764,531.92, 19,047,240.65 and 11,388,848.44

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Solution

The fourth proportional to 12,764,531.92, 19,047,240.65 and 11,388,848.44 is: 16,994,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764,531.92 : 19,047,240.65 = 11,388,848.44 : x
  2. Step 2: Convert to fraction form
    12,764,531.92/19,047,240.65 = 11,388,848.44/x
  3. Step 3: Cross multiply
    12,764,531.92x = 19,047,240.65 × 11,388,848.44
  4. Step 4: Simplify right side
    12,764,531.92x = 216,926,136,963,057.06
  5. Step 5: Solve for x
    x = 216,926,136,963,057.06/12,764,531.92
  6. Step 6: Final answer
    x = 16,994,445.10

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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.