Home / 10,388,748.76-15,583,123.27-2,815,714.51

Finding the Fourth Proportional to 10,388,748.76, 15,583,123.27 and 2,815,714.51

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Solution

The fourth proportional to 10,388,748.76, 15,583,123.27 and 2,815,714.51 is: 4,223,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,748.76 : 15,583,123.27 = 2,815,714.51 : x
  2. Step 2: Convert to fraction form
    10,388,748.76/15,583,123.27 = 2,815,714.51/x
  3. Step 3: Cross multiply
    10,388,748.76x = 15,583,123.27 × 2,815,714.51
  4. Step 4: Simplify right side
    10,388,748.76x = 43,877,626,267,019.48
  5. Step 5: Solve for x
    x = 43,877,626,267,019.48/10,388,748.76
  6. Step 6: Final answer
    x = 4,223,571.80

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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.