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Finding the Fourth Proportional to 5,462,648.90, 8,193,973.35 and 3,762,037.70

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Solution

The fourth proportional to 5,462,648.90, 8,193,973.35 and 3,762,037.70 is: 5,643,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462,648.90 : 8,193,973.35 = 3,762,037.70 : x
  2. Step 2: Convert to fraction form
    5,462,648.90/8,193,973.35 = 3,762,037.70/x
  3. Step 3: Cross multiply
    5,462,648.90x = 8,193,973.35 × 3,762,037.70
  4. Step 4: Simplify right side
    5,462,648.90x = 30,826,036,655,495.30
  5. Step 5: Solve for x
    x = 30,826,036,655,495.30/5,462,648.90
  6. Step 6: Final answer
    x = 5,643,056.55

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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.