Home / 14,985,343.98-20,679,774.48-8,109,826.04

Finding the Fourth Proportional to 14,985,343.98, 20,679,774.48 and 8,109,826.04

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Solution

The fourth proportional to 14,985,343.98, 20,679,774.48 and 8,109,826.04 is: 11,191,559.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985,343.98 : 20,679,774.48 = 8,109,826.04 : x
  2. Step 2: Convert to fraction form
    14,985,343.98/20,679,774.48 = 8,109,826.04/x
  3. Step 3: Cross multiply
    14,985,343.98x = 20,679,774.48 × 8,109,826.04
  4. Step 4: Simplify right side
    14,985,343.98x = 167,709,373,435,283.47
  5. Step 5: Solve for x
    x = 167,709,373,435,283.47/14,985,343.98
  6. Step 6: Final answer
    x = 11,191,559.81

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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.