Home / 39,485,955.76-54,490,432.95-22,082,370.18

Finding the Fourth Proportional to 39,485,955.76, 54,490,432.95 and 22,082,370.18

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Solution

The fourth proportional to 39,485,955.76, 54,490,432.95 and 22,082,370.18 is: 30,473,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,485,955.76 : 54,490,432.95 = 22,082,370.18 : x
  2. Step 2: Convert to fraction form
    39,485,955.76/54,490,432.95 = 22,082,370.18/x
  3. Step 3: Cross multiply
    39,485,955.76x = 54,490,432.95 × 22,082,370.18
  4. Step 4: Simplify right side
    39,485,955.76x = 1,203,277,911,670,369.50
  5. Step 5: Solve for x
    x = 1,203,277,911,670,369.50/39,485,955.76
  6. Step 6: Final answer
    x = 30,473,566.83

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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.