Home / 15,768,051.90-23,652,077.85-12,579,405.90

Finding the Fourth Proportional to 15,768,051.90, 23,652,077.85 and 12,579,405.90

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Solution

The fourth proportional to 15,768,051.90, 23,652,077.85 and 12,579,405.90 is: 18,869,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768,051.90 : 23,652,077.85 = 12,579,405.90 : x
  2. Step 2: Convert to fraction form
    15,768,051.90/23,652,077.85 = 12,579,405.90/x
  3. Step 3: Cross multiply
    15,768,051.90x = 23,652,077.85 × 12,579,405.90
  4. Step 4: Simplify right side
    15,768,051.90x = 297,529,087,653,549.31
  5. Step 5: Solve for x
    x = 297,529,087,653,549.31/15,768,051.90
  6. Step 6: Final answer
    x = 18,869,108.85

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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.