Home / 22,916,459.94-31,624,083.63-12,603,186.78

Finding the Fourth Proportional to 22,916,459.94, 31,624,083.63 and 12,603,186.78

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Solution

The fourth proportional to 22,916,459.94, 31,624,083.63 and 12,603,186.78 is: 17,392,050.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916,459.94 : 31,624,083.63 = 12,603,186.78 : x
  2. Step 2: Convert to fraction form
    22,916,459.94/31,624,083.63 = 12,603,186.78/x
  3. Step 3: Cross multiply
    22,916,459.94x = 31,624,083.63 × 12,603,186.78
  4. Step 4: Simplify right side
    22,916,459.94x = 398,564,232,735,230.38
  5. Step 5: Solve for x
    x = 398,564,232,735,230.38/22,916,459.94
  6. Step 6: Final answer
    x = 17,392,050.68

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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.