Home / 15,778,748.72-23,666,285.90-4,263,668.84

Finding the Fourth Proportional to 15,778,748.72, 23,666,285.90 and 4,263,668.84

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Solution

The fourth proportional to 15,778,748.72, 23,666,285.90 and 4,263,668.84 is: 6,395,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,778,748.72 : 23,666,285.90 = 4,263,668.84 : x
  2. Step 2: Convert to fraction form
    15,778,748.72/23,666,285.90 = 4,263,668.84/x
  3. Step 3: Cross multiply
    15,778,748.72x = 23,666,285.90 × 4,263,668.84
  4. Step 4: Simplify right side
    15,778,748.72x = 100,905,205,750,361.34
  5. Step 5: Solve for x
    x = 100,905,205,750,361.34/15,778,748.72
  6. Step 6: Final answer
    x = 6,395,006.82

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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.