Home / 8,518,483.64-12,777,984.86-3,330,886.03

Finding the Fourth Proportional to 8,518,483.64, 12,777,984.86 and 3,330,886.03

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Solution

The fourth proportional to 8,518,483.64, 12,777,984.86 and 3,330,886.03 is: 4,996,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,483.64 : 12,777,984.86 = 3,330,886.03 : x
  2. Step 2: Convert to fraction form
    8,518,483.64/12,777,984.86 = 3,330,886.03/x
  3. Step 3: Cross multiply
    8,518,483.64x = 12,777,984.86 × 3,330,886.03
  4. Step 4: Simplify right side
    8,518,483.64x = 42,562,011,261,725.50
  5. Step 5: Solve for x
    x = 42,562,011,261,725.50/8,518,483.64
  6. Step 6: Final answer
    x = 4,996,430.48

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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.