Home / 14,175,808.40-21,263,712.60-8,104,307.60

Finding the Fourth Proportional to 14,175,808.40, 21,263,712.60 and 8,104,307.60

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Solution

The fourth proportional to 14,175,808.40, 21,263,712.60 and 8,104,307.60 is: 12,156,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175,808.40 : 21,263,712.60 = 8,104,307.60 : x
  2. Step 2: Convert to fraction form
    14,175,808.40/21,263,712.60 = 8,104,307.60/x
  3. Step 3: Cross multiply
    14,175,808.40x = 21,263,712.60 × 8,104,307.60
  4. Step 4: Simplify right side
    14,175,808.40x = 172,327,667,628,395.75
  5. Step 5: Solve for x
    x = 172,327,667,628,395.75/14,175,808.40
  6. Step 6: Final answer
    x = 12,156,461.40

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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.