Home / 8,435,386.90-12,650,464.72-3,043,336.51

Finding the Fourth Proportional to 8,435,386.90, 12,650,464.72 and 3,043,336.51

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Solution

The fourth proportional to 8,435,386.90, 12,650,464.72 and 3,043,336.51 is: 4,564,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,386.90 : 12,650,464.72 = 3,043,336.51 : x
  2. Step 2: Convert to fraction form
    8,435,386.90/12,650,464.72 = 3,043,336.51/x
  3. Step 3: Cross multiply
    8,435,386.90x = 12,650,464.72 × 3,043,336.51
  4. Step 4: Simplify right side
    8,435,386.90x = 38,499,621,150,842.93
  5. Step 5: Solve for x
    x = 38,499,621,150,842.93/8,435,386.90
  6. Step 6: Final answer
    x = 4,564,061.09

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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.