Home / 8,363,297.30-12,545,616.51-3,178,390.77

Finding the Fourth Proportional to 8,363,297.30, 12,545,616.51 and 3,178,390.77

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Solution

The fourth proportional to 8,363,297.30, 12,545,616.51 and 3,178,390.77 is: 4,767,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363,297.30 : 12,545,616.51 = 3,178,390.77 : x
  2. Step 2: Convert to fraction form
    8,363,297.30/12,545,616.51 = 3,178,390.77/x
  3. Step 3: Cross multiply
    8,363,297.30x = 12,545,616.51 × 3,178,390.77
  4. Step 4: Simplify right side
    8,363,297.30x = 39,874,871,719,343.61
  5. Step 5: Solve for x
    x = 39,874,871,719,343.61/8,363,297.30
  6. Step 6: Final answer
    x = 4,767,841.00

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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.