Home / 57,096,086.04-78,792,678.45-30,990,609.27

Finding the Fourth Proportional to 57,096,086.04, 78,792,678.45 and 30,990,609.27

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Solution

The fourth proportional to 57,096,086.04, 78,792,678.45 and 30,990,609.27 is: 42,767,084.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,096,086.04 : 78,792,678.45 = 30,990,609.27 : x
  2. Step 2: Convert to fraction form
    57,096,086.04/78,792,678.45 = 30,990,609.27/x
  3. Step 3: Cross multiply
    57,096,086.04x = 78,792,678.45 × 30,990,609.27
  4. Step 4: Simplify right side
    57,096,086.04x = 2,441,833,111,180,699.50
  5. Step 5: Solve for x
    x = 2,441,833,111,180,699.50/57,096,086.04
  6. Step 6: Final answer
    x = 42,767,084.06

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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.