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Finding the Fourth Proportional to 8,598,396.06, 12,905,674.77 and 4,502,656.94

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Solution

The fourth proportional to 8,598,396.06, 12,905,674.77 and 4,502,656.94 is: 6,758,216.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,598,396.06 : 12,905,674.77 = 4,502,656.94 : x
  2. Step 2: Convert to fraction form
    8,598,396.06/12,905,674.77 = 4,502,656.94/x
  3. Step 3: Cross multiply
    8,598,396.06x = 12,905,674.77 × 4,502,656.94
  4. Step 4: Simplify right side
    8,598,396.06x = 58,109,826,003,995.02
  5. Step 5: Solve for x
    x = 58,109,826,003,995.02/8,598,396.06
  6. Step 6: Final answer
    x = 6,758,216.95

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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.