Home / 82,521,136.50-113,881,898.67-45,352,734.24

Finding the Fourth Proportional to 82,521,136.50, 113,881,898.67 and 45,352,734.24

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Solution

The fourth proportional to 82,521,136.50, 113,881,898.67 and 45,352,734.24 is: 62,588,273.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,521,136.50 : 113,881,898.67 = 45,352,734.24 : x
  2. Step 2: Convert to fraction form
    82,521,136.50/113,881,898.67 = 45,352,734.24/x
  3. Step 3: Cross multiply
    82,521,136.50x = 113,881,898.67 × 45,352,734.24
  4. Step 4: Simplify right side
    82,521,136.50x = 5,164,855,485,127,120
  5. Step 5: Solve for x
    x = 5,164,855,485,127,120/82,521,136.50
  6. Step 6: Final answer
    x = 62,588,273.79

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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.