Home / 19,923,212.52-29,884,826.88-15,380,893.08

Finding the Fourth Proportional to 19,923,212.52, 29,884,826.88 and 15,380,893.08

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Solution

The fourth proportional to 19,923,212.52, 29,884,826.88 and 15,380,893.08 is: 23,071,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923,212.52 : 29,884,826.88 = 15,380,893.08 : x
  2. Step 2: Convert to fraction form
    19,923,212.52/29,884,826.88 = 15,380,893.08/x
  3. Step 3: Cross multiply
    19,923,212.52x = 29,884,826.88 × 15,380,893.08
  4. Step 4: Simplify right side
    19,923,212.52x = 459,655,326,955,590
  5. Step 5: Solve for x
    x = 459,655,326,955,590/19,923,212.52
  6. Step 6: Final answer
    x = 23,071,345.87

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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.