Home / 9,680,432.58-13,358,489.54-5,328,668.88

Finding the Fourth Proportional to 9,680,432.58, 13,358,489.54 and 5,328,668.88

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Solution

The fourth proportional to 9,680,432.58, 13,358,489.54 and 5,328,668.88 is: 7,353,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680,432.58 : 13,358,489.54 = 5,328,668.88 : x
  2. Step 2: Convert to fraction form
    9,680,432.58/13,358,489.54 = 5,328,668.88/x
  3. Step 3: Cross multiply
    9,680,432.58x = 13,358,489.54 × 5,328,668.88
  4. Step 4: Simplify right side
    9,680,432.58x = 71,182,967,468,960.17
  5. Step 5: Solve for x
    x = 71,182,967,468,960.17/9,680,432.58
  6. Step 6: Final answer
    x = 7,353,283.74

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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.