Home / 20,064,115.43-27,690,186.89-11,363,835.77

Finding the Fourth Proportional to 20,064,115.43, 27,690,186.89 and 11,363,835.77

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Solution

The fourth proportional to 20,064,115.43, 27,690,186.89 and 11,363,835.77 is: 15,683,060.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,115.43 : 27,690,186.89 = 11,363,835.77 : x
  2. Step 2: Convert to fraction form
    20,064,115.43/27,690,186.89 = 11,363,835.77/x
  3. Step 3: Cross multiply
    20,064,115.43x = 27,690,186.89 × 11,363,835.77
  4. Step 4: Simplify right side
    20,064,115.43x = 314,666,736,258,567.06
  5. Step 5: Solve for x
    x = 314,666,736,258,567.06/20,064,115.43
  6. Step 6: Final answer
    x = 15,683,060.50

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1.5x scale

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.