Home / 55,172,488.70-82,758,733.05-49,114,061.30

Finding the Fourth Proportional to 55,172,488.70, 82,758,733.05 and 49,114,061.30

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Solution

The fourth proportional to 55,172,488.70, 82,758,733.05 and 49,114,061.30 is: 73,671,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,172,488.70 : 82,758,733.05 = 49,114,061.30 : x
  2. Step 2: Convert to fraction form
    55,172,488.70/82,758,733.05 = 49,114,061.30/x
  3. Step 3: Cross multiply
    55,172,488.70x = 82,758,733.05 × 49,114,061.30
  4. Step 4: Simplify right side
    55,172,488.70x = 4,064,617,488,128,035.50
  5. Step 5: Solve for x
    x = 4,064,617,488,128,035.50/55,172,488.70
  6. Step 6: Final answer
    x = 73,671,091.95

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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.