Home / 8,415,999.60-12,623,999.40-2,736,409.20

Finding the Fourth Proportional to 8,415,999.60, 12,623,999.40 and 2,736,409.20

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Solution

The fourth proportional to 8,415,999.60, 12,623,999.40 and 2,736,409.20 is: 4,104,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415,999.60 : 12,623,999.40 = 2,736,409.20 : x
  2. Step 2: Convert to fraction form
    8,415,999.60/12,623,999.40 = 2,736,409.20/x
  3. Step 3: Cross multiply
    8,415,999.60x = 12,623,999.40 × 2,736,409.20
  4. Step 4: Simplify right side
    8,415,999.60x = 34,544,428,098,954.48
  5. Step 5: Solve for x
    x = 34,544,428,098,954.48/8,415,999.60
  6. Step 6: Final answer
    x = 4,104,613.80

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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.