Home / 56,440,929.17-84,669,806.42-20,046,261.89

Finding the Fourth Proportional to 56,440,929.17, 84,669,806.42 and 20,046,261.89

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Solution

The fourth proportional to 56,440,929.17, 84,669,806.42 and 20,046,261.89 is: 30,072,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,440,929.17 : 84,669,806.42 = 20,046,261.89 : x
  2. Step 2: Convert to fraction form
    56,440,929.17/84,669,806.42 = 20,046,261.89/x
  3. Step 3: Cross multiply
    56,440,929.17x = 84,669,806.42 × 20,046,261.89
  4. Step 4: Simplify right side
    56,440,929.17x = 1,697,313,113,670,923.50
  5. Step 5: Solve for x
    x = 1,697,313,113,670,923.50/56,440,929.17
  6. Step 6: Final answer
    x = 30,072,380.78

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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.