Home / 6,145,312.76-8,481,385.41-3,429,233.72

Finding the Fourth Proportional to 6,145,312.76, 8,481,385.41 and 3,429,233.72

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Solution

The fourth proportional to 6,145,312.76, 8,481,385.41 and 3,429,233.72 is: 4,732,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,312.76 : 8,481,385.41 = 3,429,233.72 : x
  2. Step 2: Convert to fraction form
    6,145,312.76/8,481,385.41 = 3,429,233.72/x
  3. Step 3: Cross multiply
    6,145,312.76x = 8,481,385.41 × 3,429,233.72
  4. Step 4: Simplify right side
    6,145,312.76x = 29,084,652,836,116.11
  5. Step 5: Solve for x
    x = 29,084,652,836,116.11/6,145,312.76
  6. Step 6: Final answer
    x = 4,732,818.98

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Double scale
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1.5x scale

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.