Home / 21,206,744.91-31,809,483.14-5,854,970.25

Finding the Fourth Proportional to 21,206,744.91, 31,809,483.14 and 5,854,970.25

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Solution

The fourth proportional to 21,206,744.91, 31,809,483.14 and 5,854,970.25 is: 8,782,280.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,206,744.91 : 31,809,483.14 = 5,854,970.25 : x
  2. Step 2: Convert to fraction form
    21,206,744.91/31,809,483.14 = 5,854,970.25/x
  3. Step 3: Cross multiply
    21,206,744.91x = 31,809,483.14 × 5,854,970.25
  4. Step 4: Simplify right side
    21,206,744.91x = 186,243,577,423,301.75
  5. Step 5: Solve for x
    x = 186,243,577,423,301.75/21,206,744.91
  6. Step 6: Final answer
    x = 8,782,280.27

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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.