Home / 31,506,173.64-47,267,661.78-11,311,590.60

Finding the Fourth Proportional to 31,506,173.64, 47,267,661.78 and 11,311,590.60

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Solution

The fourth proportional to 31,506,173.64, 47,267,661.78 and 11,311,590.60 is: 16,970,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506,173.64 : 47,267,661.78 = 11,311,590.60 : x
  2. Step 2: Convert to fraction form
    31,506,173.64/47,267,661.78 = 11,311,590.60/x
  3. Step 3: Cross multiply
    31,506,173.64x = 47,267,661.78 × 11,311,590.60
  4. Step 4: Simplify right side
    31,506,173.64x = 534,672,438,674,627.25
  5. Step 5: Solve for x
    x = 534,672,438,674,627.25/31,506,173.64
  6. Step 6: Final answer
    x = 16,970,402.21

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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.