Home / 56,955,396.84-78,598,450.34-30,849,914.67

Finding the Fourth Proportional to 56,955,396.84, 78,598,450.34 and 30,849,914.67

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Solution

The fourth proportional to 56,955,396.84, 78,598,450.34 and 30,849,914.67 is: 42,572,883.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,955,396.84 : 78,598,450.34 = 30,849,914.67 : x
  2. Step 2: Convert to fraction form
    56,955,396.84/78,598,450.34 = 30,849,914.67/x
  3. Step 3: Cross multiply
    56,955,396.84x = 78,598,450.34 × 30,849,914.67
  4. Step 4: Simplify right side
    56,955,396.84x = 2,424,755,486,183,232.50
  5. Step 5: Solve for x
    x = 2,424,755,486,183,232.50/56,955,396.84
  6. Step 6: Final answer
    x = 42,572,883.71

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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.