Home / 18,849,296.21-26,014,135.05-11,411,056.58

Finding the Fourth Proportional to 18,849,296.21, 26,014,135.05 and 11,411,056.58

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Solution

The fourth proportional to 18,849,296.21, 26,014,135.05 and 11,411,056.58 is: 15,748,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849,296.21 : 26,014,135.05 = 11,411,056.58 : x
  2. Step 2: Convert to fraction form
    18,849,296.21/26,014,135.05 = 11,411,056.58/x
  3. Step 3: Cross multiply
    18,849,296.21x = 26,014,135.05 × 11,411,056.58
  4. Step 4: Simplify right side
    18,849,296.21x = 296,848,766,935,311.12
  5. Step 5: Solve for x
    x = 296,848,766,935,311.12/18,849,296.21
  6. Step 6: Final answer
    x = 15,748,533.19

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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.