Home / 12,473,332.67-18,710,669.69-3,954,333.44

Finding the Fourth Proportional to 12,473,332.67, 18,710,669.69 and 3,954,333.44

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Solution

The fourth proportional to 12,473,332.67, 18,710,669.69 and 3,954,333.44 is: 5,931,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473,332.67 : 18,710,669.69 = 3,954,333.44 : x
  2. Step 2: Convert to fraction form
    12,473,332.67/18,710,669.69 = 3,954,333.44/x
  3. Step 3: Cross multiply
    12,473,332.67x = 18,710,669.69 × 3,954,333.44
  4. Step 4: Simplify right side
    12,473,332.67x = 73,988,226,726,636.41
  5. Step 5: Solve for x
    x = 73,988,226,726,636.41/12,473,332.67
  6. Step 6: Final answer
    x = 5,931,712.78

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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.