Home / 36,885,405.60-55,363,537.80-18,710,123.40

Finding the Fourth Proportional to 36,885,405.60, 55,363,537.80 and 18,710,123.40

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Solution

The fourth proportional to 36,885,405.60, 55,363,537.80 and 18,710,123.40 is: 28,083,156.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,885,405.60 : 55,363,537.80 = 18,710,123.40 : x
  2. Step 2: Convert to fraction form
    36,885,405.60/55,363,537.80 = 18,710,123.40/x
  3. Step 3: Cross multiply
    36,885,405.60x = 55,363,537.80 × 18,710,123.40
  4. Step 4: Simplify right side
    36,885,405.60x = 1,035,858,624,098,564.38
  5. Step 5: Solve for x
    x = 1,035,858,624,098,564.38/36,885,405.60
  6. Step 6: Final answer
    x = 28,083,156.66

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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.