Home / 84,247,866.76-126,376,699.10-23,668,316.68

Finding the Fourth Proportional to 84,247,866.76, 126,376,699.10 and 23,668,316.68

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Solution

The fourth proportional to 84,247,866.76, 126,376,699.10 and 23,668,316.68 is: 35,503,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,247,866.76 : 126,376,699.10 = 23,668,316.68 : x
  2. Step 2: Convert to fraction form
    84,247,866.76/126,376,699.10 = 23,668,316.68/x
  3. Step 3: Cross multiply
    84,247,866.76x = 126,376,699.10 × 23,668,316.68
  4. Step 4: Simplify right side
    84,247,866.76x = 2,991,123,735,271,871
  5. Step 5: Solve for x
    x = 2,991,123,735,271,871/84,247,866.76
  6. Step 6: Final answer
    x = 35,503,851.32

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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.