Home / 12,434,596.40-18,651,894.60-3,459,148.40

Finding the Fourth Proportional to 12,434,596.40, 18,651,894.60 and 3,459,148.40

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Solution

The fourth proportional to 12,434,596.40, 18,651,894.60 and 3,459,148.40 is: 5,188,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,434,596.40 : 18,651,894.60 = 3,459,148.40 : x
  2. Step 2: Convert to fraction form
    12,434,596.40/18,651,894.60 = 3,459,148.40/x
  3. Step 3: Cross multiply
    12,434,596.40x = 18,651,894.60 × 3,459,148.40
  4. Step 4: Simplify right side
    12,434,596.40x = 64,519,671,362,558.64
  5. Step 5: Solve for x
    x = 64,519,671,362,558.64/12,434,596.40
  6. Step 6: Final answer
    x = 5,188,722.60

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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.