Home / 9,078,363-12,528,140.94-5,004,069.48

Finding the Fourth Proportional to 9,078,363, 12,528,140.94 and 5,004,069.48

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Solution

The fourth proportional to 9,078,363, 12,528,140.94 and 5,004,069.48 is: 6,905,615.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,363 : 12,528,140.94 = 5,004,069.48 : x
  2. Step 2: Convert to fraction form
    9,078,363/12,528,140.94 = 5,004,069.48/x
  3. Step 3: Cross multiply
    9,078,363x = 12,528,140.94 × 5,004,069.48
  4. Step 4: Simplify right side
    9,078,363x = 62,691,687,718,992.52
  5. Step 5: Solve for x
    x = 62,691,687,718,992.52/9,078,363
  6. Step 6: Final answer
    x = 6,905,615.88

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1.5x scale

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.