Home / 18,152,261.84-25,049,485.07-9,892,155.57

Finding the Fourth Proportional to 18,152,261.84, 25,049,485.07 and 9,892,155.57

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Solution

The fourth proportional to 18,152,261.84, 25,049,485.07 and 9,892,155.57 is: 13,650,827.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,261.84 : 25,049,485.07 = 9,892,155.57 : x
  2. Step 2: Convert to fraction form
    18,152,261.84/25,049,485.07 = 9,892,155.57/x
  3. Step 3: Cross multiply
    18,152,261.84x = 25,049,485.07 × 9,892,155.57
  4. Step 4: Simplify right side
    18,152,261.84x = 247,793,403,298,697.59
  5. Step 5: Solve for x
    x = 247,793,403,298,697.59/18,152,261.84
  6. Step 6: Final answer
    x = 13,650,827.95

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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.