Home / 52,402,200.72-72,315,333.23-30,388,770.43

Finding the Fourth Proportional to 52,402,200.72, 72,315,333.23 and 30,388,770.43

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Solution

The fourth proportional to 52,402,200.72, 72,315,333.23 and 30,388,770.43 is: 41,936,674.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,402,200.72 : 72,315,333.23 = 30,388,770.43 : x
  2. Step 2: Convert to fraction form
    52,402,200.72/72,315,333.23 = 30,388,770.43/x
  3. Step 3: Cross multiply
    52,402,200.72x = 72,315,333.23 × 30,388,770.43
  4. Step 4: Simplify right side
    52,402,200.72x = 2,197,574,060,095,420.50
  5. Step 5: Solve for x
    x = 2,197,574,060,095,420.50/52,402,200.72
  6. Step 6: Final answer
    x = 41,936,674.99

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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.