Home / 12,141,475.85-18,211,779.41-3,043,648.19

Finding the Fourth Proportional to 12,141,475.85, 18,211,779.41 and 3,043,648.19

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Solution

The fourth proportional to 12,141,475.85, 18,211,779.41 and 3,043,648.19 is: 4,565,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,475.85 : 18,211,779.41 = 3,043,648.19 : x
  2. Step 2: Convert to fraction form
    12,141,475.85/18,211,779.41 = 3,043,648.19/x
  3. Step 3: Cross multiply
    12,141,475.85x = 18,211,779.41 × 3,043,648.19
  4. Step 4: Simplify right side
    12,141,475.85x = 55,430,249,331,648.63
  5. Step 5: Solve for x
    x = 55,430,249,331,648.63/12,141,475.85
  6. Step 6: Final answer
    x = 4,565,363.39

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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.