Home / 54,688,005.60-82,032,008.40-45,796,408.80

Finding the Fourth Proportional to 54,688,005.60, 82,032,008.40 and 45,796,408.80

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Solution

The fourth proportional to 54,688,005.60, 82,032,008.40 and 45,796,408.80 is: 68,694,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,688,005.60 : 82,032,008.40 = 45,796,408.80 : x
  2. Step 2: Convert to fraction form
    54,688,005.60/82,032,008.40 = 45,796,408.80/x
  3. Step 3: Cross multiply
    54,688,005.60x = 82,032,008.40 × 45,796,408.80
  4. Step 4: Simplify right side
    54,688,005.60x = 3,756,771,391,371,434
  5. Step 5: Solve for x
    x = 3,756,771,391,371,434/54,688,005.60
  6. Step 6: Final answer
    x = 68,694,613.20

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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.