Home / 13,533,648.08-18,677,424.23-7,732,305.26

Finding the Fourth Proportional to 13,533,648.08, 18,677,424.23 and 7,732,305.26

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Solution

The fourth proportional to 13,533,648.08, 18,677,424.23 and 7,732,305.26 is: 10,671,146.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533,648.08 : 18,677,424.23 = 7,732,305.26 : x
  2. Step 2: Convert to fraction form
    13,533,648.08/18,677,424.23 = 7,732,305.26/x
  3. Step 3: Cross multiply
    13,533,648.08x = 18,677,424.23 × 7,732,305.26
  4. Step 4: Simplify right side
    13,533,648.08x = 144,419,545,627,362.50
  5. Step 5: Solve for x
    x = 144,419,545,627,362.50/13,533,648.08
  6. Step 6: Final answer
    x = 10,671,146.82

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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.