Home / 29,381,005.32-40,533,210.23-18,348,601.83

Finding the Fourth Proportional to 29,381,005.32, 40,533,210.23 and 18,348,601.83

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Solution

The fourth proportional to 29,381,005.32, 40,533,210.23 and 18,348,601.83 is: 25,313,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381,005.32 : 40,533,210.23 = 18,348,601.83 : x
  2. Step 2: Convert to fraction form
    29,381,005.32/40,533,210.23 = 18,348,601.83/x
  3. Step 3: Cross multiply
    29,381,005.32x = 40,533,210.23 × 18,348,601.83
  4. Step 4: Simplify right side
    29,381,005.32x = 743,727,735,310,209.62
  5. Step 5: Solve for x
    x = 743,727,735,310,209.62/29,381,005.32
  6. Step 6: Final answer
    x = 25,313,216.05

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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.