Home / 19,451,743.52-29,178,402.59-7,319,929.64

Finding the Fourth Proportional to 19,451,743.52, 29,178,402.59 and 7,319,929.64

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Solution

The fourth proportional to 19,451,743.52, 29,178,402.59 and 7,319,929.64 is: 10,980,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451,743.52 : 29,178,402.59 = 7,319,929.64 : x
  2. Step 2: Convert to fraction form
    19,451,743.52/29,178,402.59 = 7,319,929.64/x
  3. Step 3: Cross multiply
    19,451,743.52x = 29,178,402.59 × 7,319,929.64
  4. Step 4: Simplify right side
    19,451,743.52x = 213,583,853,838,801.59
  5. Step 5: Solve for x
    x = 213,583,853,838,801.59/19,451,743.52
  6. Step 6: Final answer
    x = 10,980,190.73

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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.