Home / 21,341,746.62-29,468,587.73-19,709,556.93

Finding the Fourth Proportional to 21,341,746.62, 29,468,587.73 and 19,709,556.93

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Solution

The fourth proportional to 21,341,746.62, 29,468,587.73 and 19,709,556.93 is: 27,214,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,341,746.62 : 29,468,587.73 = 19,709,556.93 : x
  2. Step 2: Convert to fraction form
    21,341,746.62/29,468,587.73 = 19,709,556.93/x
  3. Step 3: Cross multiply
    21,341,746.62x = 29,468,587.73 × 19,709,556.93
  4. Step 4: Simplify right side
    21,341,746.62x = 580,812,807,412,586.75
  5. Step 5: Solve for x
    x = 580,812,807,412,586.75/21,341,746.62
  6. Step 6: Final answer
    x = 27,214,867.54

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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.