Home / 13,203,461.70-19,781,572.95-11,313,893.70

Finding the Fourth Proportional to 13,203,461.70, 19,781,572.95 and 11,313,893.70

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Solution

The fourth proportional to 13,203,461.70, 19,781,572.95 and 11,313,893.70 is: 16,950,601.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203,461.70 : 19,781,572.95 = 11,313,893.70 : x
  2. Step 2: Convert to fraction form
    13,203,461.70/19,781,572.95 = 11,313,893.70/x
  3. Step 3: Cross multiply
    13,203,461.70x = 19,781,572.95 × 11,313,893.70
  4. Step 4: Simplify right side
    13,203,461.70x = 223,806,613,575,095.41
  5. Step 5: Solve for x
    x = 223,806,613,575,095.41/13,203,461.70
  6. Step 6: Final answer
    x = 16,950,601.19

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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.