Home / 21,168,002.70-31,752,009.45-6,021,934.26

Finding the Fourth Proportional to 21,168,002.70, 31,752,009.45 and 6,021,934.26

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Solution

The fourth proportional to 21,168,002.70, 31,752,009.45 and 6,021,934.26 is: 9,032,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,168,002.70 : 31,752,009.45 = 6,021,934.26 : x
  2. Step 2: Convert to fraction form
    21,168,002.70/31,752,009.45 = 6,021,934.26/x
  3. Step 3: Cross multiply
    21,168,002.70x = 31,752,009.45 × 6,021,934.26
  4. Step 4: Simplify right side
    21,168,002.70x = 191,208,513,530,798.75
  5. Step 5: Solve for x
    x = 191,208,513,530,798.75/21,168,002.70
  6. Step 6: Final answer
    x = 9,032,902.93

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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.