Home / 18,346,414.90-25,318,068.76-10,086,617.72

Finding the Fourth Proportional to 18,346,414.90, 25,318,068.76 and 10,086,617.72

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Solution

The fourth proportional to 18,346,414.90, 25,318,068.76 and 10,086,617.72 is: 13,919,541.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,414.90 : 25,318,068.76 = 10,086,617.72 : x
  2. Step 2: Convert to fraction form
    18,346,414.90/25,318,068.76 = 10,086,617.72/x
  3. Step 3: Cross multiply
    18,346,414.90x = 25,318,068.76 × 10,086,617.72
  4. Step 4: Simplify right side
    18,346,414.90x = 255,373,680,864,204.09
  5. Step 5: Solve for x
    x = 255,373,680,864,204.09/18,346,414.90
  6. Step 6: Final answer
    x = 13,919,541.35

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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.