Home / 57,092,220.04-78,787,337.52-30,986,735.08

Finding the Fourth Proportional to 57,092,220.04, 78,787,337.52 and 30,986,735.08

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Solution

The fourth proportional to 57,092,220.04, 78,787,337.52 and 30,986,735.08 is: 42,761,734.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,092,220.04 : 78,787,337.52 = 30,986,735.08 : x
  2. Step 2: Convert to fraction form
    57,092,220.04/78,787,337.52 = 30,986,735.08/x
  3. Step 3: Cross multiply
    57,092,220.04x = 78,787,337.52 × 30,986,735.08
  4. Step 4: Simplify right side
    57,092,220.04x = 2,441,362,355,390,784
  5. Step 5: Solve for x
    x = 2,441,362,355,390,784/57,092,220.04
  6. Step 6: Final answer
    x = 42,761,734.50

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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.