Home / 25,492,362.77-38,246,005.85-8,220,216.28

Finding the Fourth Proportional to 25,492,362.77, 38,246,005.85 and 8,220,216.28

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Solution

The fourth proportional to 25,492,362.77, 38,246,005.85 and 8,220,216.28 is: 12,332,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,492,362.77 : 38,246,005.85 = 8,220,216.28 : x
  2. Step 2: Convert to fraction form
    25,492,362.77/38,246,005.85 = 8,220,216.28/x
  3. Step 3: Cross multiply
    25,492,362.77x = 38,246,005.85 × 8,220,216.28
  4. Step 4: Simplify right side
    25,492,362.77x = 314,390,439,933,145.25
  5. Step 5: Solve for x
    x = 314,390,439,933,145.25/25,492,362.77
  6. Step 6: Final answer
    x = 12,332,730.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.