Home / 9,489,582.34-13,095,599.87-5,138,668.55

Finding the Fourth Proportional to 9,489,582.34, 13,095,599.87 and 5,138,668.55

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Solution

The fourth proportional to 9,489,582.34, 13,095,599.87 and 5,138,668.55 is: 7,091,349.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,582.34 : 13,095,599.87 = 5,138,668.55 : x
  2. Step 2: Convert to fraction form
    9,489,582.34/13,095,599.87 = 5,138,668.55/x
  3. Step 3: Cross multiply
    9,489,582.34x = 13,095,599.87 × 5,138,668.55
  4. Step 4: Simplify right side
    9,489,582.34x = 67,293,947,240,938.77
  5. Step 5: Solve for x
    x = 67,293,947,240,938.77/9,489,582.34
  6. Step 6: Final answer
    x = 7,091,349.74

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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.