Home / 43,254,893.22-64,874,071.08-12,962,756.22

Finding the Fourth Proportional to 43,254,893.22, 64,874,071.08 and 12,962,756.22

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Solution

The fourth proportional to 43,254,893.22, 64,874,071.08 and 12,962,756.22 is: 19,441,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254,893.22 : 64,874,071.08 = 12,962,756.22 : x
  2. Step 2: Convert to fraction form
    43,254,893.22/64,874,071.08 = 12,962,756.22/x
  3. Step 3: Cross multiply
    43,254,893.22x = 64,874,071.08 × 12,962,756.22
  4. Step 4: Simplify right side
    43,254,893.22x = 840,946,768,408,992.12
  5. Step 5: Solve for x
    x = 840,946,768,408,992.12/43,254,893.22
  6. Step 6: Final answer
    x = 19,441,656.33

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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.