Home / 21,450,922.34-32,133,302.39-9,920,227.28

Finding the Fourth Proportional to 21,450,922.34, 32,133,302.39 and 9,920,227.28

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Solution

The fourth proportional to 21,450,922.34, 32,133,302.39 and 9,920,227.28 is: 14,860,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,450,922.34 : 32,133,302.39 = 9,920,227.28 : x
  2. Step 2: Convert to fraction form
    21,450,922.34/32,133,302.39 = 9,920,227.28/x
  3. Step 3: Cross multiply
    21,450,922.34x = 32,133,302.39 × 9,920,227.28
  4. Step 4: Simplify right side
    21,450,922.34x = 318,769,662,755,499.56
  5. Step 5: Solve for x
    x = 318,769,662,755,499.56/21,450,922.34
  6. Step 6: Final answer
    x = 14,860,417.55

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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.