Home / 28,977,125.76-43,465,241.12-7,411,536.64

Finding the Fourth Proportional to 28,977,125.76, 43,465,241.12 and 7,411,536.64

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Solution

The fourth proportional to 28,977,125.76, 43,465,241.12 and 7,411,536.64 is: 11,117,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977,125.76 : 43,465,241.12 = 7,411,536.64 : x
  2. Step 2: Convert to fraction form
    28,977,125.76/43,465,241.12 = 7,411,536.64/x
  3. Step 3: Cross multiply
    28,977,125.76x = 43,465,241.12 × 7,411,536.64
  4. Step 4: Simplify right side
    28,977,125.76x = 322,144,227,127,314.62
  5. Step 5: Solve for x
    x = 322,144,227,127,314.62/28,977,125.76
  6. Step 6: Final answer
    x = 11,117,190.50

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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.