Home / 12,458,967.60-18,691,950.60-6,069,428.40

Finding the Fourth Proportional to 12,458,967.60, 18,691,950.60 and 6,069,428.40

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Solution

The fourth proportional to 12,458,967.60, 18,691,950.60 and 6,069,428.40 is: 9,105,847.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458,967.60 : 18,691,950.60 = 6,069,428.40 : x
  2. Step 2: Convert to fraction form
    12,458,967.60/18,691,950.60 = 6,069,428.40/x
  3. Step 3: Cross multiply
    12,458,967.60x = 18,691,950.60 × 6,069,428.40
  4. Step 4: Simplify right side
    12,458,967.60x = 113,449,455,823,037.06
  5. Step 5: Solve for x
    x = 113,449,455,823,037.06/12,458,967.60
  6. Step 6: Final answer
    x = 9,105,847.25

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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.