Home / 9,178,705.40-13,768,058.10-4,395,736.40

Finding the Fourth Proportional to 9,178,705.40, 13,768,058.10 and 4,395,736.40

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Solution

The fourth proportional to 9,178,705.40, 13,768,058.10 and 4,395,736.40 is: 6,593,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,705.40 : 13,768,058.10 = 4,395,736.40 : x
  2. Step 2: Convert to fraction form
    9,178,705.40/13,768,058.10 = 4,395,736.40/x
  3. Step 3: Cross multiply
    9,178,705.40x = 13,768,058.10 × 4,395,736.40
  4. Step 4: Simplify right side
    9,178,705.40x = 60,520,754,147,484.84
  5. Step 5: Solve for x
    x = 60,520,754,147,484.84/9,178,705.40
  6. Step 6: Final answer
    x = 6,593,604.60

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Similar ratio
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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.