Home / 8,439,482.40-12,645,383.82-3,577,904.33

Finding the Fourth Proportional to 8,439,482.40, 12,645,383.82 and 3,577,904.33

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Solution

The fourth proportional to 8,439,482.40, 12,645,383.82 and 3,577,904.33 is: 5,360,989.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,482.40 : 12,645,383.82 = 3,577,904.33 : x
  2. Step 2: Convert to fraction form
    8,439,482.40/12,645,383.82 = 3,577,904.33/x
  3. Step 3: Cross multiply
    8,439,482.40x = 12,645,383.82 × 3,577,904.33
  4. Step 4: Simplify right side
    8,439,482.40x = 45,243,973,460,863.02
  5. Step 5: Solve for x
    x = 45,243,973,460,863.02/8,439,482.40
  6. Step 6: Final answer
    x = 5,360,989.14

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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.