Home / 21,899,590.71-30,221,630.99-12,110,693.53

Finding the Fourth Proportional to 21,899,590.71, 30,221,630.99 and 12,110,693.53

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Solution

The fourth proportional to 21,899,590.71, 30,221,630.99 and 12,110,693.53 is: 16,712,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,899,590.71 : 30,221,630.99 = 12,110,693.53 : x
  2. Step 2: Convert to fraction form
    21,899,590.71/30,221,630.99 = 12,110,693.53/x
  3. Step 3: Cross multiply
    21,899,590.71x = 30,221,630.99 × 12,110,693.53
  4. Step 4: Simplify right side
    21,899,590.71x = 366,004,910,775,809.06
  5. Step 5: Solve for x
    x = 366,004,910,775,809.06/21,899,590.71
  6. Step 6: Final answer
    x = 16,712,865.35

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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.