Home / 47,390,444.55-65,379,337.92-28,802,590.25

Finding the Fourth Proportional to 47,390,444.55, 65,379,337.92 and 28,802,590.25

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Solution

The fourth proportional to 47,390,444.55, 65,379,337.92 and 28,802,590.25 is: 39,735,737.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,390,444.55 : 65,379,337.92 = 28,802,590.25 : x
  2. Step 2: Convert to fraction form
    47,390,444.55/65,379,337.92 = 28,802,590.25/x
  3. Step 3: Cross multiply
    47,390,444.55x = 65,379,337.92 × 28,802,590.25
  4. Step 4: Simplify right side
    47,390,444.55x = 1,883,094,280,599,150.75
  5. Step 5: Solve for x
    x = 1,883,094,280,599,150.75/47,390,444.55
  6. Step 6: Final answer
    x = 39,735,737.84

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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.