Home / 21,290,193.89-31,934,829.73-5,937,073.89

Finding the Fourth Proportional to 21,290,193.89, 31,934,829.73 and 5,937,073.89

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Solution

The fourth proportional to 21,290,193.89, 31,934,829.73 and 5,937,073.89 is: 8,905,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,290,193.89 : 31,934,829.73 = 5,937,073.89 : x
  2. Step 2: Convert to fraction form
    21,290,193.89/31,934,829.73 = 5,937,073.89/x
  3. Step 3: Cross multiply
    21,290,193.89x = 31,934,829.73 × 5,937,073.89
  4. Step 4: Simplify right side
    21,290,193.89x = 189,599,443,756,736.06
  5. Step 5: Solve for x
    x = 189,599,443,756,736.06/21,290,193.89
  6. Step 6: Final answer
    x = 8,905,482.25

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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.