Home / 13,104,038.40-19,656,640.80-4,468,012.80

Finding the Fourth Proportional to 13,104,038.40, 19,656,640.80 and 4,468,012.80

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Solution

The fourth proportional to 13,104,038.40, 19,656,640.80 and 4,468,012.80 is: 6,702,218.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,038.40 : 19,656,640.80 = 4,468,012.80 : x
  2. Step 2: Convert to fraction form
    13,104,038.40/19,656,640.80 = 4,468,012.80/x
  3. Step 3: Cross multiply
    13,104,038.40x = 19,656,640.80 × 4,468,012.80
  4. Step 4: Simplify right side
    13,104,038.40x = 87,826,122,699,402.23
  5. Step 5: Solve for x
    x = 87,826,122,699,402.23/13,104,038.40
  6. Step 6: Final answer
    x = 6,702,218.05

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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.