Home / 9,636,164.64-13,297,926.40-5,285,286.72

Finding the Fourth Proportional to 9,636,164.64, 13,297,926.40 and 5,285,286.72

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Solution

The fourth proportional to 9,636,164.64, 13,297,926.40 and 5,285,286.72 is: 7,293,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,636,164.64 : 13,297,926.40 = 5,285,286.72 : x
  2. Step 2: Convert to fraction form
    9,636,164.64/13,297,926.40 = 5,285,286.72/x
  3. Step 3: Cross multiply
    9,636,164.64x = 13,297,926.40 × 5,285,286.72
  4. Step 4: Simplify right side
    9,636,164.64x = 70,283,353,805,457.41
  5. Step 5: Solve for x
    x = 70,283,353,805,457.41/9,636,164.64
  6. Step 6: Final answer
    x = 7,293,706.20

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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.