Home / 39,072,948.46-58,644,550.77-20,892,683.68

Finding the Fourth Proportional to 39,072,948.46, 58,644,550.77 and 20,892,683.68

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Solution

The fourth proportional to 39,072,948.46, 58,644,550.77 and 20,892,683.68 is: 31,357,808.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,072,948.46 : 58,644,550.77 = 20,892,683.68 : x
  2. Step 2: Convert to fraction form
    39,072,948.46/58,644,550.77 = 20,892,683.68/x
  3. Step 3: Cross multiply
    39,072,948.46x = 58,644,550.77 × 20,892,683.68
  4. Step 4: Simplify right side
    39,072,948.46x = 1,225,242,048,793,310.50
  5. Step 5: Solve for x
    x = 1,225,242,048,793,310.50/39,072,948.46
  6. Step 6: Final answer
    x = 31,357,808.84

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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.