Home / 51,894,566.42-71,611,430.01-28,688,309.42

Finding the Fourth Proportional to 51,894,566.42, 71,611,430.01 and 28,688,309.42

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Solution

The fourth proportional to 51,894,566.42, 71,611,430.01 and 28,688,309.42 is: 39,588,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,894,566.42 : 71,611,430.01 = 28,688,309.42 : x
  2. Step 2: Convert to fraction form
    51,894,566.42/71,611,430.01 = 28,688,309.42/x
  3. Step 3: Cross multiply
    51,894,566.42x = 71,611,430.01 × 28,688,309.42
  4. Step 4: Simplify right side
    51,894,566.42x = 2,054,410,862,135,554
  5. Step 5: Solve for x
    x = 2,054,410,862,135,554/51,894,566.42
  6. Step 6: Final answer
    x = 39,588,168.93

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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.