Home / 19,343,475.05-28,991,297.70-9,761,593.82

Finding the Fourth Proportional to 19,343,475.05, 28,991,297.70 and 9,761,593.82

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Solution

The fourth proportional to 19,343,475.05, 28,991,297.70 and 9,761,593.82 is: 14,630,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343,475.05 : 28,991,297.70 = 9,761,593.82 : x
  2. Step 2: Convert to fraction form
    19,343,475.05/28,991,297.70 = 9,761,593.82/x
  3. Step 3: Cross multiply
    19,343,475.05x = 28,991,297.70 × 9,761,593.82
  4. Step 4: Simplify right side
    19,343,475.05x = 283,001,272,317,143.69
  5. Step 5: Solve for x
    x = 283,001,272,317,143.69/19,343,475.05
  6. Step 6: Final answer
    x = 14,630,322.20

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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.