Home / 13,533,846.73-18,677,696.85-7,732,504.22

Finding the Fourth Proportional to 13,533,846.73, 18,677,696.85 and 7,732,504.22

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Solution

The fourth proportional to 13,533,846.73, 18,677,696.85 and 7,732,504.22 is: 10,671,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533,846.73 : 18,677,696.85 = 7,732,504.22 : x
  2. Step 2: Convert to fraction form
    13,533,846.73/18,677,696.85 = 7,732,504.22/x
  3. Step 3: Cross multiply
    13,533,846.73x = 18,677,696.85 × 7,732,504.22
  4. Step 4: Simplify right side
    13,533,846.73x = 144,425,369,619,117.22
  5. Step 5: Solve for x
    x = 144,425,369,619,117.22/13,533,846.73
  6. Step 6: Final answer
    x = 10,671,420.52

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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.