Home / 12,377,058.90-18,565,588.35-11,313,302.10

Finding the Fourth Proportional to 12,377,058.90, 18,565,588.35 and 11,313,302.10

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Solution

The fourth proportional to 12,377,058.90, 18,565,588.35 and 11,313,302.10 is: 16,969,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377,058.90 : 18,565,588.35 = 11,313,302.10 : x
  2. Step 2: Convert to fraction form
    12,377,058.90/18,565,588.35 = 11,313,302.10/x
  3. Step 3: Cross multiply
    12,377,058.90x = 18,565,588.35 × 11,313,302.10
  4. Step 4: Simplify right side
    12,377,058.90x = 210,038,109,667,790.53
  5. Step 5: Solve for x
    x = 210,038,109,667,790.53/12,377,058.90
  6. Step 6: Final answer
    x = 16,969,953.15

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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.