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Finding the Fourth Proportional to 8,262,005.10, 12,365,014.05 and 8,262,005.10

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Solution

The fourth proportional to 8,262,005.10, 12,365,014.05 and 8,262,005.10 is: 12,365,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,005.10 : 12,365,014.05 = 8,262,005.10 : x
  2. Step 2: Convert to fraction form
    8,262,005.10/12,365,014.05 = 8,262,005.10/x
  3. Step 3: Cross multiply
    8,262,005.10x = 12,365,014.05 × 8,262,005.10
  4. Step 4: Simplify right side
    8,262,005.10x = 102,159,809,142,671.66
  5. Step 5: Solve for x
    x = 102,159,809,142,671.66/8,262,005.10
  6. Step 6: Final answer
    x = 12,365,014.05

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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.