Home / 8,549,405.90-12,824,134.36-2,072,455.55

Finding the Fourth Proportional to 8,549,405.90, 12,824,134.36 and 2,072,455.55

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Solution

The fourth proportional to 8,549,405.90, 12,824,134.36 and 2,072,455.55 is: 3,108,689.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549,405.90 : 12,824,134.36 = 2,072,455.55 : x
  2. Step 2: Convert to fraction form
    8,549,405.90/12,824,134.36 = 2,072,455.55/x
  3. Step 3: Cross multiply
    8,549,405.90x = 12,824,134.36 × 2,072,455.55
  4. Step 4: Simplify right side
    8,549,405.90x = 26,577,448,359,025.89
  5. Step 5: Solve for x
    x = 26,577,448,359,025.89/8,549,405.90
  6. Step 6: Final answer
    x = 3,108,689.50

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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.