Home / 31,546,931.60-47,283,072.60-13,351,091.60

Finding the Fourth Proportional to 31,546,931.60, 47,283,072.60 and 13,351,091.60

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Solution

The fourth proportional to 31,546,931.60, 47,283,072.60 and 13,351,091.60 is: 20,010,841.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,546,931.60 : 47,283,072.60 = 13,351,091.60 : x
  2. Step 2: Convert to fraction form
    31,546,931.60/47,283,072.60 = 13,351,091.60/x
  3. Step 3: Cross multiply
    31,546,931.60x = 47,283,072.60 × 13,351,091.60
  4. Step 4: Simplify right side
    31,546,931.60x = 631,280,633,412,050.12
  5. Step 5: Solve for x
    x = 631,280,633,412,050.12/31,546,931.60
  6. Step 6: Final answer
    x = 20,010,841.04

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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.