Home / 55,302,417.78-82,946,242.81-16,440,140.38

Finding the Fourth Proportional to 55,302,417.78, 82,946,242.81 and 16,440,140.38

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Solution

The fourth proportional to 55,302,417.78, 82,946,242.81 and 16,440,140.38 is: 24,658,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,302,417.78 : 82,946,242.81 = 16,440,140.38 : x
  2. Step 2: Convert to fraction form
    55,302,417.78/82,946,242.81 = 16,440,140.38/x
  3. Step 3: Cross multiply
    55,302,417.78x = 82,946,242.81 × 16,440,140.38
  4. Step 4: Simplify right side
    55,302,417.78x = 1,363,647,875,541,499.75
  5. Step 5: Solve for x
    x = 1,363,647,875,541,499.75/55,302,417.78
  6. Step 6: Final answer
    x = 24,658,015.51

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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.