Home / 22,352,092.80-30,848,445.66-12,429,965.40

Finding the Fourth Proportional to 22,352,092.80, 30,848,445.66 and 12,429,965.40

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Solution

The fourth proportional to 22,352,092.80, 30,848,445.66 and 12,429,965.40 is: 17,154,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,352,092.80 : 30,848,445.66 = 12,429,965.40 : x
  2. Step 2: Convert to fraction form
    22,352,092.80/30,848,445.66 = 12,429,965.40/x
  3. Step 3: Cross multiply
    22,352,092.80x = 30,848,445.66 × 12,429,965.40
  4. Step 4: Simplify right side
    22,352,092.80x = 383,445,112,197,580.19
  5. Step 5: Solve for x
    x = 383,445,112,197,580.19/22,352,092.80
  6. Step 6: Final answer
    x = 17,154,774.53

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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.