Home / 82,558,877.67-113,931,324.09-45,389,790.45

Finding the Fourth Proportional to 82,558,877.67, 113,931,324.09 and 45,389,790.45

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Solution

The fourth proportional to 82,558,877.67, 113,931,324.09 and 45,389,790.45 is: 62,637,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,558,877.67 : 113,931,324.09 = 45,389,790.45 : x
  2. Step 2: Convert to fraction form
    82,558,877.67/113,931,324.09 = 45,389,790.45/x
  3. Step 3: Cross multiply
    82,558,877.67x = 113,931,324.09 × 45,389,790.45
  4. Step 4: Simplify right side
    82,558,877.67x = 5,171,318,926,136,137
  5. Step 5: Solve for x
    x = 5,171,318,926,136,137/82,558,877.67
  6. Step 6: Final answer
    x = 62,637,950.90

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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.