Home / 20,696,307.60-31,044,461.40-6,512,883.60

Finding the Fourth Proportional to 20,696,307.60, 31,044,461.40 and 6,512,883.60

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Solution

The fourth proportional to 20,696,307.60, 31,044,461.40 and 6,512,883.60 is: 9,769,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,696,307.60 : 31,044,461.40 = 6,512,883.60 : x
  2. Step 2: Convert to fraction form
    20,696,307.60/31,044,461.40 = 6,512,883.60/x
  3. Step 3: Cross multiply
    20,696,307.60x = 31,044,461.40 × 6,512,883.60
  4. Step 4: Simplify right side
    20,696,307.60x = 202,188,963,522,893.03
  5. Step 5: Solve for x
    x = 202,188,963,522,893.03/20,696,307.60
  6. Step 6: Final answer
    x = 9,769,325.40

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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.