Home / 52,329,396.63-72,213,292.89-28,807,742.19

Finding the Fourth Proportional to 52,329,396.63, 72,213,292.89 and 28,807,742.19

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Solution

The fourth proportional to 52,329,396.63, 72,213,292.89 and 28,807,742.19 is: 39,753,982.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,329,396.63 : 72,213,292.89 = 28,807,742.19 : x
  2. Step 2: Convert to fraction form
    52,329,396.63/72,213,292.89 = 28,807,742.19/x
  3. Step 3: Cross multiply
    52,329,396.63x = 72,213,292.89 × 28,807,742.19
  4. Step 4: Simplify right side
    52,329,396.63x = 2,080,301,924,266,080.25
  5. Step 5: Solve for x
    x = 2,080,301,924,266,080.25/52,329,396.63
  6. Step 6: Final answer
    x = 39,753,982.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.