Home / 52,406,630.60-72,320,181.40-28,564,463.26

Finding the Fourth Proportional to 52,406,630.60, 72,320,181.40 and 28,564,463.26

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Solution

The fourth proportional to 52,406,630.60, 72,320,181.40 and 28,564,463.26 is: 39,418,431.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,406,630.60 : 72,320,181.40 = 28,564,463.26 : x
  2. Step 2: Convert to fraction form
    52,406,630.60/72,320,181.40 = 28,564,463.26/x
  3. Step 3: Cross multiply
    52,406,630.60x = 72,320,181.40 × 28,564,463.26
  4. Step 4: Simplify right side
    52,406,630.60x = 2,065,787,164,556,835.75
  5. Step 5: Solve for x
    x = 2,065,787,164,556,835.75/52,406,630.60
  6. Step 6: Final answer
    x = 39,418,431.23

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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.